Home / 83,018,443.20-124,527,664.80-52,860,004.80

Finding the Fourth Proportional to 83,018,443.20, 124,527,664.80 and 52,860,004.80

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Solution

The fourth proportional to 83,018,443.20, 124,527,664.80 and 52,860,004.80 is: 79,290,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,018,443.20 : 124,527,664.80 = 52,860,004.80 : x
  2. Step 2: Convert to fraction form
    83,018,443.20/124,527,664.80 = 52,860,004.80/x
  3. Step 3: Cross multiply
    83,018,443.20x = 124,527,664.80 × 52,860,004.80
  4. Step 4: Simplify right side
    83,018,443.20x = 6,582,532,959,060,791
  5. Step 5: Solve for x
    x = 6,582,532,959,060,791/83,018,443.20
  6. Step 6: Final answer
    x = 79,290,007.20

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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.