Home / 83,018,442.70-124,527,664.05-52,860,004.30

Finding the Fourth Proportional to 83,018,442.70, 124,527,664.05 and 52,860,004.30

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Solution

The fourth proportional to 83,018,442.70, 124,527,664.05 and 52,860,004.30 is: 79,290,006.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,018,442.70 : 124,527,664.05 = 52,860,004.30 : x
  2. Step 2: Convert to fraction form
    83,018,442.70/124,527,664.05 = 52,860,004.30/x
  3. Step 3: Cross multiply
    83,018,442.70x = 124,527,664.05 × 52,860,004.30
  4. Step 4: Simplify right side
    83,018,442.70x = 6,582,532,857,151,955
  5. Step 5: Solve for x
    x = 6,582,532,857,151,955/83,018,442.70
  6. Step 6: Final answer
    x = 79,290,006.45

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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.