Home / 314,426,710.18-471,727,561.74-137,179,360.90

Finding the Fourth Proportional to 314,426,710.18, 471,727,561.74 and 137,179,360.90

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Solution

The fourth proportional to 314,426,710.18, 471,727,561.74 and 137,179,360.90 is: 205,807,214.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,426,710.18 : 471,727,561.74 = 137,179,360.90 : x
  2. Step 2: Convert to fraction form
    314,426,710.18/471,727,561.74 = 137,179,360.90/x
  3. Step 3: Cross multiply
    314,426,710.18x = 471,727,561.74 × 137,179,360.90
  4. Step 4: Simplify right side
    314,426,710.18x = 64,711,285,438,408,496
  5. Step 5: Solve for x
    x = 64,711,285,438,408,496/314,426,710.18
  6. Step 6: Final answer
    x = 205,807,214.66

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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.