Home / 493,765,308,000.10-740,647,962,000.15-158,414,132,721.70

Finding the Fourth Proportional to 493,765,308,000.10, 740,647,962,000.15 and 158,414,132,721.70

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Solution

The fourth proportional to 493,765,308,000.10, 740,647,962,000.15 and 158,414,132,721.70 is: 237,621,199,082.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,765,308,000.10 : 740,647,962,000.15 = 158,414,132,721.70 : x
  2. Step 2: Convert to fraction form
    493,765,308,000.10/740,647,962,000.15 = 158,414,132,721.70/x
  3. Step 3: Cross multiply
    493,765,308,000.10x = 740,647,962,000.15 × 158,414,132,721.70
  4. Step 4: Simplify right side
    493,765,308,000.10x = 117,329,104,552,348,392,357,888
  5. Step 5: Solve for x
    x = 117,329,104,552,348,392,357,888/493,765,308,000.10
  6. Step 6: Final answer
    x = 237,621,199,082.55

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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.