Home / 206,248,475.64-284,617,216.08-113,429,017.20

Finding the Fourth Proportional to 206,248,475.64, 284,617,216.08 and 113,429,017.20

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Solution

The fourth proportional to 206,248,475.64, 284,617,216.08 and 113,429,017.20 is: 156,528,919.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,248,475.64 : 284,617,216.08 = 113,429,017.20 : x
  2. Step 2: Convert to fraction form
    206,248,475.64/284,617,216.08 = 113,429,017.20/x
  3. Step 3: Cross multiply
    206,248,475.64x = 284,617,216.08 × 113,429,017.20
  4. Step 4: Simplify right side
    206,248,475.64x = 32,283,851,098,154,436
  5. Step 5: Solve for x
    x = 32,283,851,098,154,436/206,248,475.64
  6. Step 6: Final answer
    x = 156,528,919.78

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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.