Home / 127,695,047.48-191,542,573.76-30,650,755.07

Finding the Fourth Proportional to 127,695,047.48, 191,542,573.76 and 30,650,755.07

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Solution

The fourth proportional to 127,695,047.48, 191,542,573.76 and 30,650,755.07 is: 45,976,133.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,695,047.48 : 191,542,573.76 = 30,650,755.07 : x
  2. Step 2: Convert to fraction form
    127,695,047.48/191,542,573.76 = 30,650,755.07/x
  3. Step 3: Cross multiply
    127,695,047.48x = 191,542,573.76 × 30,650,755.07
  4. Step 4: Simplify right side
    127,695,047.48x = 5,870,924,513,795,169
  5. Step 5: Solve for x
    x = 5,870,924,513,795,169/127,695,047.48
  6. Step 6: Final answer
    x = 45,976,133.21

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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.