Home / 272,967,927.20-409,451,890.80-88,735,047.20

Finding the Fourth Proportional to 272,967,927.20, 409,451,890.80 and 88,735,047.20

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Solution

The fourth proportional to 272,967,927.20, 409,451,890.80 and 88,735,047.20 is: 133,102,570.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,967,927.20 : 409,451,890.80 = 88,735,047.20 : x
  2. Step 2: Convert to fraction form
    272,967,927.20/409,451,890.80 = 88,735,047.20/x
  3. Step 3: Cross multiply
    272,967,927.20x = 409,451,890.80 × 88,735,047.20
  4. Step 4: Simplify right side
    272,967,927.20x = 36,332,732,856,267,248
  5. Step 5: Solve for x
    x = 36,332,732,856,267,248/272,967,927.20
  6. Step 6: Final answer
    x = 133,102,570.80

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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.