Home / 79,804,909.95-119,707,364.93-43,399,233.15

Finding the Fourth Proportional to 79,804,909.95, 119,707,364.93 and 43,399,233.15

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Solution

The fourth proportional to 79,804,909.95, 119,707,364.93 and 43,399,233.15 is: 65,098,849.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,804,909.95 : 119,707,364.93 = 43,399,233.15 : x
  2. Step 2: Convert to fraction form
    79,804,909.95/119,707,364.93 = 43,399,233.15/x
  3. Step 3: Cross multiply
    79,804,909.95x = 119,707,364.93 × 43,399,233.15
  4. Step 4: Simplify right side
    79,804,909.95x = 5,195,207,840,152,207
  5. Step 5: Solve for x
    x = 5,195,207,840,152,207/79,804,909.95
  6. Step 6: Final answer
    x = 65,098,849.73

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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.