Home / 605,566,920.90-908,775,534.15-260,768,000.10

Finding the Fourth Proportional to 605,566,920.90, 908,775,534.15 and 260,768,000.10

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Solution

The fourth proportional to 605,566,920.90, 908,775,534.15 and 260,768,000.10 is: 391,335,078.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,566,920.90 : 908,775,534.15 = 260,768,000.10 : x
  2. Step 2: Convert to fraction form
    605,566,920.90/908,775,534.15 = 260,768,000.10/x
  3. Step 3: Cross multiply
    605,566,920.90x = 908,775,534.15 × 260,768,000.10
  4. Step 4: Simplify right side
    605,566,920.90x = 236,979,578,580,104,736
  5. Step 5: Solve for x
    x = 236,979,578,580,104,736/605,566,920.90
  6. Step 6: Final answer
    x = 391,335,078.59

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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.