Home / 202,433,783.38-279,359,001.14-113,125,728.20

Finding the Fourth Proportional to 202,433,783.38, 279,359,001.14 and 113,125,728.20

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Solution

The fourth proportional to 202,433,783.38, 279,359,001.14 and 113,125,728.20 is: 156,113,717.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,433,783.38 : 279,359,001.14 = 113,125,728.20 : x
  2. Step 2: Convert to fraction form
    202,433,783.38/279,359,001.14 = 113,125,728.20/x
  3. Step 3: Cross multiply
    202,433,783.38x = 279,359,001.14 × 113,125,728.20
  4. Step 4: Simplify right side
    202,433,783.38x = 31,602,690,431,224,704
  5. Step 5: Solve for x
    x = 31,602,690,431,224,704/202,433,783.38
  6. Step 6: Final answer
    x = 156,113,717.31

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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.