Home / 109,837,590.52-151,565,857.12-65,175,867.07

Finding the Fourth Proportional to 109,837,590.52, 151,565,857.12 and 65,175,867.07

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Solution

The fourth proportional to 109,837,590.52, 151,565,857.12 and 65,175,867.07 is: 89,936,752.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,837,590.52 : 151,565,857.12 = 65,175,867.07 : x
  2. Step 2: Convert to fraction form
    109,837,590.52/151,565,857.12 = 65,175,867.07/x
  3. Step 3: Cross multiply
    109,837,590.52x = 151,565,857.12 × 65,175,867.07
  4. Step 4: Simplify right side
    109,837,590.52x = 9,878,436,156,003,734
  5. Step 5: Solve for x
    x = 9,878,436,156,003,734/109,837,590.52
  6. Step 6: Final answer
    x = 89,936,752.16

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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.