Home / 85,584,052.56-118,068,350.28-57,696,575.42

Finding the Fourth Proportional to 85,584,052.56, 118,068,350.28 and 57,696,575.42

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Solution

The fourth proportional to 85,584,052.56, 118,068,350.28 and 57,696,575.42 is: 79,595,897.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,584,052.56 : 118,068,350.28 = 57,696,575.42 : x
  2. Step 2: Convert to fraction form
    85,584,052.56/118,068,350.28 = 57,696,575.42/x
  3. Step 3: Cross multiply
    85,584,052.56x = 118,068,350.28 × 57,696,575.42
  4. Step 4: Simplify right side
    85,584,052.56x = 6,812,139,476,644,998
  5. Step 5: Solve for x
    x = 6,812,139,476,644,998/85,584,052.56
  6. Step 6: Final answer
    x = 79,595,897.52

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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.