Home / 88,029,140.80-131,931,736.80-42,492,884.80

Finding the Fourth Proportional to 88,029,140.80, 131,931,736.80 and 42,492,884.80

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Solution

The fourth proportional to 88,029,140.80, 131,931,736.80 and 42,492,884.80 is: 63,685,275.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,029,140.80 : 131,931,736.80 = 42,492,884.80 : x
  2. Step 2: Convert to fraction form
    88,029,140.80/131,931,736.80 = 42,492,884.80/x
  3. Step 3: Cross multiply
    88,029,140.80x = 131,931,736.80 × 42,492,884.80
  4. Step 4: Simplify right side
    88,029,140.80x = 5,606,160,093,306,320
  5. Step 5: Solve for x
    x = 5,606,160,093,306,320/88,029,140.80
  6. Step 6: Final answer
    x = 63,685,275.61

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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.