Home / 151,013,449.20-226,688,135.40-82,989,001.20

Finding the Fourth Proportional to 151,013,449.20, 226,688,135.40 and 82,989,001.20

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Solution

The fourth proportional to 151,013,449.20, 226,688,135.40 and 82,989,001.20 is: 124,575,804.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,013,449.20 : 226,688,135.40 = 82,989,001.20 : x
  2. Step 2: Convert to fraction form
    151,013,449.20/226,688,135.40 = 82,989,001.20/x
  3. Step 3: Cross multiply
    151,013,449.20x = 226,688,135.40 × 82,989,001.20
  4. Step 4: Simplify right side
    151,013,449.20x = 18,812,621,940,736,364
  5. Step 5: Solve for x
    x = 18,812,621,940,736,364/151,013,449.20
  6. Step 6: Final answer
    x = 124,575,804.61

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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.