Home / 1,548,490,111.28-2,137,172,632.98-913,565,829.90

Finding the Fourth Proportional to 1,548,490,111.28, 2,137,172,632.98 and 913,565,829.90

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Solution

The fourth proportional to 1,548,490,111.28, 2,137,172,632.98 and 913,565,829.90 is: 1,260,872,042.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548,490,111.28 : 2,137,172,632.98 = 913,565,829.90 : x
  2. Step 2: Convert to fraction form
    1,548,490,111.28/2,137,172,632.98 = 913,565,829.90/x
  3. Step 3: Cross multiply
    1,548,490,111.28x = 2,137,172,632.98 × 913,565,829.90
  4. Step 4: Simplify right side
    1,548,490,111.28x = 1,952,447,890,092,576,000
  5. Step 5: Solve for x
    x = 1,952,447,890,092,576,000/1,548,490,111.28
  6. Step 6: Final answer
    x = 1,260,872,042.95

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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.