Home / 127,695,045.48-191,542,570.76-30,650,753.07

Finding the Fourth Proportional to 127,695,045.48, 191,542,570.76 and 30,650,753.07

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Solution

The fourth proportional to 127,695,045.48, 191,542,570.76 and 30,650,753.07 is: 45,976,130.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,695,045.48 : 191,542,570.76 = 30,650,753.07 : x
  2. Step 2: Convert to fraction form
    127,695,045.48/191,542,570.76 = 30,650,753.07/x
  3. Step 3: Cross multiply
    127,695,045.48x = 191,542,570.76 × 30,650,753.07
  4. Step 4: Simplify right side
    127,695,045.48x = 5,870,924,038,757,762
  5. Step 5: Solve for x
    x = 5,870,924,038,757,762/127,695,045.48
  6. Step 6: Final answer
    x = 45,976,130.21

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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.