Home / 111,486,078-153,850,788-62,594,555.76

Finding the Fourth Proportional to 111,486,078, 153,850,788 and 62,594,555.76

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Solution

The fourth proportional to 111,486,078, 153,850,788 and 62,594,555.76 is: 86,380,487.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,486,078 : 153,850,788 = 62,594,555.76 : x
  2. Step 2: Convert to fraction form
    111,486,078/153,850,788 = 62,594,555.76/x
  3. Step 3: Cross multiply
    111,486,078x = 153,850,788 × 62,594,555.76
  4. Step 4: Simplify right side
    111,486,078x = 9,630,221,728,185,938
  5. Step 5: Solve for x
    x = 9,630,221,728,185,938/111,486,078
  6. Step 6: Final answer
    x = 86,380,487.15

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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.