Home / 77,272,447.88-115,925,398.86-23,423,820.68

Finding the Fourth Proportional to 77,272,447.88, 115,925,398.86 and 23,423,820.68

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Solution

The fourth proportional to 77,272,447.88, 115,925,398.86 and 23,423,820.68 is: 35,140,801.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,272,447.88 : 115,925,398.86 = 23,423,820.68 : x
  2. Step 2: Convert to fraction form
    77,272,447.88/115,925,398.86 = 23,423,820.68/x
  3. Step 3: Cross multiply
    77,272,447.88x = 115,925,398.86 × 23,423,820.68
  4. Step 4: Simplify right side
    77,272,447.88x = 2,715,415,755,154,116.50
  5. Step 5: Solve for x
    x = 2,715,415,755,154,116.50/77,272,447.88
  6. Step 6: Final answer
    x = 35,140,801.54

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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.