Home / 441,098,960.04-661,720,312.17-130,237,999.74

Finding the Fourth Proportional to 441,098,960.04, 661,720,312.17 and 130,237,999.74

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Solution

The fourth proportional to 441,098,960.04, 661,720,312.17 and 130,237,999.74 is: 195,378,220.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,098,960.04 : 661,720,312.17 = 130,237,999.74 : x
  2. Step 2: Convert to fraction form
    441,098,960.04/661,720,312.17 = 130,237,999.74/x
  3. Step 3: Cross multiply
    441,098,960.04x = 661,720,312.17 × 130,237,999.74
  4. Step 4: Simplify right side
    441,098,960.04x = 86,181,129,844,349,168
  5. Step 5: Solve for x
    x = 86,181,129,844,349,168/441,098,960.04
  6. Step 6: Final answer
    x = 195,378,220.43

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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.