Home / 110,176,247.64-165,072,848.52-77,317,126.68

Finding the Fourth Proportional to 110,176,247.64, 165,072,848.52 and 77,317,126.68

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Solution

The fourth proportional to 110,176,247.64, 165,072,848.52 and 77,317,126.68 is: 115,841,287.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,176,247.64 : 165,072,848.52 = 77,317,126.68 : x
  2. Step 2: Convert to fraction form
    110,176,247.64/165,072,848.52 = 77,317,126.68/x
  3. Step 3: Cross multiply
    110,176,247.64x = 165,072,848.52 × 77,317,126.68
  4. Step 4: Simplify right side
    110,176,247.64x = 12,762,958,340,449,292
  5. Step 5: Solve for x
    x = 12,762,958,340,449,292/110,176,247.64
  6. Step 6: Final answer
    x = 115,841,287.15

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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.