Home / 605,566,919.90-908,775,532.65-260,767,999.10

Finding the Fourth Proportional to 605,566,919.90, 908,775,532.65 and 260,767,999.10

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Solution

The fourth proportional to 605,566,919.90, 908,775,532.65 and 260,767,999.10 is: 391,335,077.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,566,919.90 : 908,775,532.65 = 260,767,999.10 : x
  2. Step 2: Convert to fraction form
    605,566,919.90/908,775,532.65 = 260,767,999.10/x
  3. Step 3: Cross multiply
    605,566,919.90x = 908,775,532.65 × 260,767,999.10
  4. Step 4: Simplify right side
    605,566,919.90x = 236,979,577,280,177,216
  5. Step 5: Solve for x
    x = 236,979,577,280,177,216/605,566,919.90
  6. Step 6: Final answer
    x = 391,335,077.09

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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.