Home / 441,098,961.04-661,720,313.67-130,238,000.74

Finding the Fourth Proportional to 441,098,961.04, 661,720,313.67 and 130,238,000.74

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Solution

The fourth proportional to 441,098,961.04, 661,720,313.67 and 130,238,000.74 is: 195,378,221.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,098,961.04 : 661,720,313.67 = 130,238,000.74 : x
  2. Step 2: Convert to fraction form
    441,098,961.04/661,720,313.67 = 130,238,000.74/x
  3. Step 3: Cross multiply
    441,098,961.04x = 661,720,313.67 × 130,238,000.74
  4. Step 4: Simplify right side
    441,098,961.04x = 86,181,130,701,426,480
  5. Step 5: Solve for x
    x = 86,181,130,701,426,480/441,098,961.04
  6. Step 6: Final answer
    x = 195,378,221.93

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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.