Home / 148,746,078.20-223,119,117.30-103,396,446.20

Finding the Fourth Proportional to 148,746,078.20, 223,119,117.30 and 103,396,446.20

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Solution

The fourth proportional to 148,746,078.20, 223,119,117.30 and 103,396,446.20 is: 155,094,669.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,746,078.20 : 223,119,117.30 = 103,396,446.20 : x
  2. Step 2: Convert to fraction form
    148,746,078.20/223,119,117.30 = 103,396,446.20/x
  3. Step 3: Cross multiply
    148,746,078.20x = 223,119,117.30 × 103,396,446.20
  4. Step 4: Simplify right side
    148,746,078.20x = 23,069,723,808,100,940
  5. Step 5: Solve for x
    x = 23,069,723,808,100,940/148,746,078.20
  6. Step 6: Final answer
    x = 155,094,669.30

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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.