Home / 381,695,999.40-572,543,999.10-94,481,663.40

Finding the Fourth Proportional to 381,695,999.40, 572,543,999.10 and 94,481,663.40

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Solution

The fourth proportional to 381,695,999.40, 572,543,999.10 and 94,481,663.40 is: 141,722,495.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,695,999.40 : 572,543,999.10 = 94,481,663.40 : x
  2. Step 2: Convert to fraction form
    381,695,999.40/572,543,999.10 = 94,481,663.40/x
  3. Step 3: Cross multiply
    381,695,999.40x = 572,543,999.10 × 94,481,663.40
  4. Step 4: Simplify right side
    381,695,999.40x = 54,094,909,404,656,112
  5. Step 5: Solve for x
    x = 54,094,909,404,656,112/381,695,999.40
  6. Step 6: Final answer
    x = 141,722,495.10

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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.