Home / 77,549,840.91-116,335,397.61-34,418,089.35

Finding the Fourth Proportional to 77,549,840.91, 116,335,397.61 and 34,418,089.35

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Solution

The fourth proportional to 77,549,840.91, 116,335,397.61 and 34,418,089.35 is: 51,631,854.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,549,840.91 : 116,335,397.61 = 34,418,089.35 : x
  2. Step 2: Convert to fraction form
    77,549,840.91/116,335,397.61 = 34,418,089.35/x
  3. Step 3: Cross multiply
    77,549,840.91x = 116,335,397.61 × 34,418,089.35
  4. Step 4: Simplify right side
    77,549,840.91x = 4,004,042,109,508,756.50
  5. Step 5: Solve for x
    x = 4,004,042,109,508,756.50/77,549,840.91
  6. Step 6: Final answer
    x = 51,631,854.59

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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.