Home / 90,835,529.20-136,255,229.28-32,547,014.80

Finding the Fourth Proportional to 90,835,529.20, 136,255,229.28 and 32,547,014.80

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Solution

The fourth proportional to 90,835,529.20, 136,255,229.28 and 32,547,014.80 is: 48,821,215.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,835,529.20 : 136,255,229.28 = 32,547,014.80 : x
  2. Step 2: Convert to fraction form
    90,835,529.20/136,255,229.28 = 32,547,014.80/x
  3. Step 3: Cross multiply
    90,835,529.20x = 136,255,229.28 × 32,547,014.80
  4. Step 4: Simplify right side
    90,835,529.20x = 4,434,700,963,953,553.50
  5. Step 5: Solve for x
    x = 4,434,700,963,953,553.50/90,835,529.20
  6. Step 6: Final answer
    x = 48,821,215.70

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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.