Home / 129,831,815.82-194,578,154.68-99,013,552.24

Finding the Fourth Proportional to 129,831,815.82, 194,578,154.68 and 99,013,552.24

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Solution

The fourth proportional to 129,831,815.82, 194,578,154.68 and 99,013,552.24 is: 148,391,010.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,831,815.82 : 194,578,154.68 = 99,013,552.24 : x
  2. Step 2: Convert to fraction form
    129,831,815.82/194,578,154.68 = 99,013,552.24/x
  3. Step 3: Cross multiply
    129,831,815.82x = 194,578,154.68 × 99,013,552.24
  4. Step 4: Simplify right side
    129,831,815.82x = 19,265,874,283,170,980
  5. Step 5: Solve for x
    x = 19,265,874,283,170,980/129,831,815.82
  6. Step 6: Final answer
    x = 148,391,010.03

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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.