Home / 713,468,221.20-1,070,202,331.80-604,629,104.40

Finding the Fourth Proportional to 713,468,221.20, 1,070,202,331.80 and 604,629,104.40

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Solution

The fourth proportional to 713,468,221.20, 1,070,202,331.80 and 604,629,104.40 is: 906,943,656.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,468,221.20 : 1,070,202,331.80 = 604,629,104.40 : x
  2. Step 2: Convert to fraction form
    713,468,221.20/1,070,202,331.80 = 604,629,104.40/x
  3. Step 3: Cross multiply
    713,468,221.20x = 1,070,202,331.80 × 604,629,104.40
  4. Step 4: Simplify right side
    713,468,221.20x = 647,075,477,403,025,536
  5. Step 5: Solve for x
    x = 647,075,477,403,025,536/713,468,221.20
  6. Step 6: Final answer
    x = 906,943,656.60

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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.