Home / 192,429,736.47-288,644,599.13-88,768,271.70

Finding the Fourth Proportional to 192,429,736.47, 288,644,599.13 and 88,768,271.70

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Solution

The fourth proportional to 192,429,736.47, 288,644,599.13 and 88,768,271.70 is: 133,152,404.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,429,736.47 : 288,644,599.13 = 88,768,271.70 : x
  2. Step 2: Convert to fraction form
    192,429,736.47/288,644,599.13 = 88,768,271.70/x
  3. Step 3: Cross multiply
    192,429,736.47x = 288,644,599.13 × 88,768,271.70
  4. Step 4: Simplify right side
    192,429,736.47x = 25,622,482,199,865,584
  5. Step 5: Solve for x
    x = 25,622,482,199,865,584/192,429,736.47
  6. Step 6: Final answer
    x = 133,152,404.98

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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.