Home / 148,459,142-222,720,746.76-44,819,748.80

Finding the Fourth Proportional to 148,459,142, 222,720,746.76 and 44,819,748.80

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Solution

The fourth proportional to 148,459,142, 222,720,746.76 and 44,819,748.80 is: 67,239,294.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,459,142 : 222,720,746.76 = 44,819,748.80 : x
  2. Step 2: Convert to fraction form
    148,459,142/222,720,746.76 = 44,819,748.80/x
  3. Step 3: Cross multiply
    148,459,142x = 222,720,746.76 × 44,819,748.80
  4. Step 4: Simplify right side
    148,459,142x = 9,982,287,922,331,612
  5. Step 5: Solve for x
    x = 9,982,287,922,331,612/148,459,142
  6. Step 6: Final answer
    x = 67,239,294.18

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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.