Home / 99,072,670.80-148,609,006.20-34,354,966.80

Finding the Fourth Proportional to 99,072,670.80, 148,609,006.20 and 34,354,966.80

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Solution

The fourth proportional to 99,072,670.80, 148,609,006.20 and 34,354,966.80 is: 51,532,450.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,072,670.80 : 148,609,006.20 = 34,354,966.80 : x
  2. Step 2: Convert to fraction form
    99,072,670.80/148,609,006.20 = 34,354,966.80/x
  3. Step 3: Cross multiply
    99,072,670.80x = 148,609,006.20 × 34,354,966.80
  4. Step 4: Simplify right side
    99,072,670.80x = 5,105,457,474,181,993
  5. Step 5: Solve for x
    x = 5,105,457,474,181,993/99,072,670.80
  6. Step 6: Final answer
    x = 51,532,450.20

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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.