Home / 66,440,044.40-99,688,060.20-36,169,631.60

Finding the Fourth Proportional to 66,440,044.40, 99,688,060.20 and 36,169,631.60

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Solution

The fourth proportional to 66,440,044.40, 99,688,060.20 and 36,169,631.60 is: 54,269,686.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,440,044.40 : 99,688,060.20 = 36,169,631.60 : x
  2. Step 2: Convert to fraction form
    66,440,044.40/99,688,060.20 = 36,169,631.60/x
  3. Step 3: Cross multiply
    66,440,044.40x = 99,688,060.20 × 36,169,631.60
  4. Step 4: Simplify right side
    66,440,044.40x = 3,605,680,412,352,622.50
  5. Step 5: Solve for x
    x = 3,605,680,412,352,622.50/66,440,044.40
  6. Step 6: Final answer
    x = 54,269,686.98

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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.