Home / 124,833,023.15-172,293,938.51-75,281,464.31

Finding the Fourth Proportional to 124,833,023.15, 172,293,938.51 and 75,281,464.31

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Solution

The fourth proportional to 124,833,023.15, 172,293,938.51 and 75,281,464.31 is: 103,903,115.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,833,023.15 : 172,293,938.51 = 75,281,464.31 : x
  2. Step 2: Convert to fraction form
    124,833,023.15/172,293,938.51 = 75,281,464.31/x
  3. Step 3: Cross multiply
    124,833,023.15x = 172,293,938.51 × 75,281,464.31
  4. Step 4: Simplify right side
    124,833,023.15x = 12,970,539,981,532,024
  5. Step 5: Solve for x
    x = 12,970,539,981,532,024/124,833,023.15
  6. Step 6: Final answer
    x = 103,903,115.18

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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.