Home / 204,509,129.40-306,763,694.10-97,013,705.40

Finding the Fourth Proportional to 204,509,129.40, 306,763,694.10 and 97,013,705.40

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Solution

The fourth proportional to 204,509,129.40, 306,763,694.10 and 97,013,705.40 is: 145,520,558.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,509,129.40 : 306,763,694.10 = 97,013,705.40 : x
  2. Step 2: Convert to fraction form
    204,509,129.40/306,763,694.10 = 97,013,705.40/x
  3. Step 3: Cross multiply
    204,509,129.40x = 306,763,694.10 × 97,013,705.40
  4. Step 4: Simplify right side
    204,509,129.40x = 29,760,282,646,833,124
  5. Step 5: Solve for x
    x = 29,760,282,646,833,124/204,509,129.40
  6. Step 6: Final answer
    x = 145,520,558.10

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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.