Home / 87,281,482.50-130,922,880.05-38,746,288.17

Finding the Fourth Proportional to 87,281,482.50, 130,922,880.05 and 38,746,288.17

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Solution

The fourth proportional to 87,281,482.50, 130,922,880.05 and 38,746,288.17 is: 58,119,723.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,281,482.50 : 130,922,880.05 = 38,746,288.17 : x
  2. Step 2: Convert to fraction form
    87,281,482.50/130,922,880.05 = 38,746,288.17/x
  3. Step 3: Cross multiply
    87,281,482.50x = 130,922,880.05 × 38,746,288.17
  4. Step 4: Simplify right side
    87,281,482.50x = 5,072,775,638,560,510
  5. Step 5: Solve for x
    x = 5,072,775,638,560,510/87,281,482.50
  6. Step 6: Final answer
    x = 58,119,723.60

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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.