Home / 314,426,709.18-471,727,560.24-137,179,359.90

Finding the Fourth Proportional to 314,426,709.18, 471,727,560.24 and 137,179,359.90

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Solution

The fourth proportional to 314,426,709.18, 471,727,560.24 and 137,179,359.90 is: 205,807,213.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,426,709.18 : 471,727,560.24 = 137,179,359.90 : x
  2. Step 2: Convert to fraction form
    314,426,709.18/471,727,560.24 = 137,179,359.90/x
  3. Step 3: Cross multiply
    314,426,709.18x = 471,727,560.24 × 137,179,359.90
  4. Step 4: Simplify right side
    314,426,709.18x = 64,711,284,760,911,896
  5. Step 5: Solve for x
    x = 64,711,284,760,911,896/314,426,709.18
  6. Step 6: Final answer
    x = 205,807,213.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.