Home / 3,157,829,970.12-4,356,437,426.64-1,904,070,305.88

Finding the Fourth Proportional to 3,157,829,970.12, 4,356,437,426.64 and 1,904,070,305.88

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Solution

The fourth proportional to 3,157,829,970.12, 4,356,437,426.64 and 1,904,070,305.88 is: 2,626,792,202.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157,829,970.12 : 4,356,437,426.64 = 1,904,070,305.88 : x
  2. Step 2: Convert to fraction form
    3,157,829,970.12/4,356,437,426.64 = 1,904,070,305.88/x
  3. Step 3: Cross multiply
    3,157,829,970.12x = 4,356,437,426.64 × 1,904,070,305.88
  4. Step 4: Simplify right side
    3,157,829,970.12x = 8,294,963,143,489,506,304
  5. Step 5: Solve for x
    x = 8,294,963,143,489,506,304/3,157,829,970.12
  6. Step 6: Final answer
    x = 2,626,792,202.87

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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.