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Finding the Fourth Proportional to 116,652,113.60, 174,978,170.40 and 48,627,665.60

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Solution

The fourth proportional to 116,652,113.60, 174,978,170.40 and 48,627,665.60 is: 72,941,498.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,652,113.60 : 174,978,170.40 = 48,627,665.60 : x
  2. Step 2: Convert to fraction form
    116,652,113.60/174,978,170.40 = 48,627,665.60/x
  3. Step 3: Cross multiply
    116,652,113.60x = 174,978,170.40 × 48,627,665.60
  4. Step 4: Simplify right side
    116,652,113.60x = 8,508,779,957,511,019
  5. Step 5: Solve for x
    x = 8,508,779,957,511,019/116,652,113.60
  6. Step 6: Final answer
    x = 72,941,498.40

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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.