Home / 86,102,247.60-118,934,522.91-63,820,403.91

Finding the Fourth Proportional to 86,102,247.60, 118,934,522.91 and 63,820,403.91

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Solution

The fourth proportional to 86,102,247.60, 118,934,522.91 and 63,820,403.91 is: 88,156,227.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,102,247.60 : 118,934,522.91 = 63,820,403.91 : x
  2. Step 2: Convert to fraction form
    86,102,247.60/118,934,522.91 = 63,820,403.91/x
  3. Step 3: Cross multiply
    86,102,247.60x = 118,934,522.91 × 63,820,403.91
  4. Step 4: Simplify right side
    86,102,247.60x = 7,590,449,290,959,348
  5. Step 5: Solve for x
    x = 7,590,449,290,959,348/86,102,247.60
  6. Step 6: Final answer
    x = 88,156,227.07

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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.