Home / 605,567,340.90-908,776,164.15-260,768,420.10

Finding the Fourth Proportional to 605,567,340.90, 908,776,164.15 and 260,768,420.10

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Solution

The fourth proportional to 605,567,340.90, 908,776,164.15 and 260,768,420.10 is: 391,335,708.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,567,340.90 : 908,776,164.15 = 260,768,420.10 : x
  2. Step 2: Convert to fraction form
    605,567,340.90/908,776,164.15 = 260,768,420.10/x
  3. Step 3: Cross multiply
    605,567,340.90x = 908,776,164.15 × 260,768,420.10
  4. Step 4: Simplify right side
    605,567,340.90x = 236,980,124,549,933,760
  5. Step 5: Solve for x
    x = 236,980,124,549,933,760/605,567,340.90
  6. Step 6: Final answer
    x = 391,335,708.75

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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.