Home / 124,955,999.20-187,433,998.80-88,605,434.80

Finding the Fourth Proportional to 124,955,999.20, 187,433,998.80 and 88,605,434.80

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Solution

The fourth proportional to 124,955,999.20, 187,433,998.80 and 88,605,434.80 is: 132,908,152.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,955,999.20 : 187,433,998.80 = 88,605,434.80 : x
  2. Step 2: Convert to fraction form
    124,955,999.20/187,433,998.80 = 88,605,434.80/x
  3. Step 3: Cross multiply
    124,955,999.20x = 187,433,998.80 × 88,605,434.80
  4. Step 4: Simplify right side
    124,955,999.20x = 16,607,670,959,976,678
  5. Step 5: Solve for x
    x = 16,607,670,959,976,678/124,955,999.20
  6. Step 6: Final answer
    x = 132,908,152.20

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1.5x scale

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.