Home / 308,547,177.24-425,807,380.98-169,322,921.40

Finding the Fourth Proportional to 308,547,177.24, 425,807,380.98 and 169,322,921.40

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Solution

The fourth proportional to 308,547,177.24, 425,807,380.98 and 169,322,921.40 is: 233,672,368.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,547,177.24 : 425,807,380.98 = 169,322,921.40 : x
  2. Step 2: Convert to fraction form
    308,547,177.24/425,807,380.98 = 169,322,921.40/x
  3. Step 3: Cross multiply
    308,547,177.24x = 425,807,380.98 × 169,322,921.40
  4. Step 4: Simplify right side
    308,547,177.24x = 72,098,949,701,216,400
  5. Step 5: Solve for x
    x = 72,098,949,701,216,400/308,547,177.24
  6. Step 6: Final answer
    x = 233,672,368.51

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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.