Home / 1,063,008,331.10-1,594,512,496.65-977,011,991.90

Finding the Fourth Proportional to 1,063,008,331.10, 1,594,512,496.65 and 977,011,991.90

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Solution

The fourth proportional to 1,063,008,331.10, 1,594,512,496.65 and 977,011,991.90 is: 1,465,517,987.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,008,331.10 : 1,594,512,496.65 = 977,011,991.90 : x
  2. Step 2: Convert to fraction form
    1,063,008,331.10/1,594,512,496.65 = 977,011,991.90/x
  3. Step 3: Cross multiply
    1,063,008,331.10x = 1,594,512,496.65 × 977,011,991.90
  4. Step 4: Simplify right side
    1,063,008,331.10x = 1,557,857,830,461,458,688
  5. Step 5: Solve for x
    x = 1,557,857,830,461,458,688/1,063,008,331.10
  6. Step 6: Final answer
    x = 1,465,517,987.85

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.