Home / 80,838,345.45-121,257,518.18-23,332,492.65

Finding the Fourth Proportional to 80,838,345.45, 121,257,518.18 and 23,332,492.65

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Solution

The fourth proportional to 80,838,345.45, 121,257,518.18 and 23,332,492.65 is: 34,998,738.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,838,345.45 : 121,257,518.18 = 23,332,492.65 : x
  2. Step 2: Convert to fraction form
    80,838,345.45/121,257,518.18 = 23,332,492.65/x
  3. Step 3: Cross multiply
    80,838,345.45x = 121,257,518.18 × 23,332,492.65
  4. Step 4: Simplify right side
    80,838,345.45x = 2,829,240,151,575,428.50
  5. Step 5: Solve for x
    x = 2,829,240,151,575,428.50/80,838,345.45
  6. Step 6: Final answer
    x = 34,998,738.98

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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.