Home / 1,010,938,230.44-1,395,067,996.72-564,905,258.87

Finding the Fourth Proportional to 1,010,938,230.44, 1,395,067,996.72 and 564,905,258.87

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Solution

The fourth proportional to 1,010,938,230.44, 1,395,067,996.72 and 564,905,258.87 is: 779,554,303.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,938,230.44 : 1,395,067,996.72 = 564,905,258.87 : x
  2. Step 2: Convert to fraction form
    1,010,938,230.44/1,395,067,996.72 = 564,905,258.87/x
  3. Step 3: Cross multiply
    1,010,938,230.44x = 1,395,067,996.72 × 564,905,258.87
  4. Step 4: Simplify right side
    1,010,938,230.44x = 788,081,247,828,363,904
  5. Step 5: Solve for x
    x = 788,081,247,828,363,904/1,010,938,230.44
  6. Step 6: Final answer
    x = 779,554,303.22

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Half scale
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Double scale
Find fourth proportional to 1,010,938,231.44, 1,395,067,998.10 and 564,905,259.87
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.