Home / 77,346,396.38-116,017,909.22-36,383,130.20

Finding the Fourth Proportional to 77,346,396.38, 116,017,909.22 and 36,383,130.20

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Solution

The fourth proportional to 77,346,396.38, 116,017,909.22 and 36,383,130.20 is: 54,573,902.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,346,396.38 : 116,017,909.22 = 36,383,130.20 : x
  2. Step 2: Convert to fraction form
    77,346,396.38/116,017,909.22 = 36,383,130.20/x
  3. Step 3: Cross multiply
    77,346,396.38x = 116,017,909.22 × 36,383,130.20
  4. Step 4: Simplify right side
    77,346,396.38x = 4,221,094,696,207,084.50
  5. Step 5: Solve for x
    x = 4,221,094,696,207,084.50/77,346,396.38
  6. Step 6: Final answer
    x = 54,573,902.52

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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.