Home / 417,504,753.92-626,009,038.08-158,738,915.84

Finding the Fourth Proportional to 417,504,753.92, 626,009,038.08 and 158,738,915.84

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Solution

The fourth proportional to 417,504,753.92, 626,009,038.08 and 158,738,915.84 is: 238,014,046.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,504,753.92 : 626,009,038.08 = 158,738,915.84 : x
  2. Step 2: Convert to fraction form
    417,504,753.92/626,009,038.08 = 158,738,915.84/x
  3. Step 3: Cross multiply
    417,504,753.92x = 626,009,038.08 × 158,738,915.84
  4. Step 4: Simplify right side
    417,504,753.92x = 99,371,996,010,860,480
  5. Step 5: Solve for x
    x = 99,371,996,010,860,480/417,504,753.92
  6. Step 6: Final answer
    x = 238,014,046.73

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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.