Home / 1,041,423,948.92-1,437,070,059.02-617,964,638.60

Finding the Fourth Proportional to 1,041,423,948.92, 1,437,070,059.02 and 617,964,638.60

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Solution

The fourth proportional to 1,041,423,948.92, 1,437,070,059.02 and 617,964,638.60 is: 852,734,835.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,423,948.92 : 1,437,070,059.02 = 617,964,638.60 : x
  2. Step 2: Convert to fraction form
    1,041,423,948.92/1,437,070,059.02 = 617,964,638.60/x
  3. Step 3: Cross multiply
    1,041,423,948.92x = 1,437,070,059.02 × 617,964,638.60
  4. Step 4: Simplify right side
    1,041,423,948.92x = 888,058,479,665,175,040
  5. Step 5: Solve for x
    x = 888,058,479,665,175,040/1,041,423,948.92
  6. Step 6: Final answer
    x = 852,734,835.40

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Double scale
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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.