Home / 1,010,938,233.93-1,395,068,001.54-564,905,262.36

Finding the Fourth Proportional to 1,010,938,233.93, 1,395,068,001.54 and 564,905,262.36

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Solution

The fourth proportional to 1,010,938,233.93, 1,395,068,001.54 and 564,905,262.36 is: 779,554,308.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,938,233.93 : 1,395,068,001.54 = 564,905,262.36 : x
  2. Step 2: Convert to fraction form
    1,010,938,233.93/1,395,068,001.54 = 564,905,262.36/x
  3. Step 3: Cross multiply
    1,010,938,233.93x = 1,395,068,001.54 × 564,905,262.36
  4. Step 4: Simplify right side
    1,010,938,233.93x = 788,081,255,419,994,624
  5. Step 5: Solve for x
    x = 788,081,255,419,994,624/1,010,938,233.93
  6. Step 6: Final answer
    x = 779,554,308.04

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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.