Home / 148,516,487.80-222,820,347.72-70,892,443.86

Finding the Fourth Proportional to 148,516,487.80, 222,820,347.72 and 70,892,443.86

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Solution

The fourth proportional to 148,516,487.80, 222,820,347.72 and 70,892,443.86 is: 106,360,440.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,516,487.80 : 222,820,347.72 = 70,892,443.86 : x
  2. Step 2: Convert to fraction form
    148,516,487.80/222,820,347.72 = 70,892,443.86/x
  3. Step 3: Cross multiply
    148,516,487.80x = 222,820,347.72 × 70,892,443.86
  4. Step 4: Simplify right side
    148,516,487.80x = 15,796,278,991,605,778
  5. Step 5: Solve for x
    x = 15,796,278,991,605,778/148,516,487.80
  6. Step 6: Final answer
    x = 106,360,440.01

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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.