Home / 329,721,812.10-494,582,718.15-99,666,908.10

Finding the Fourth Proportional to 329,721,812.10, 494,582,718.15 and 99,666,908.10

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Solution

The fourth proportional to 329,721,812.10, 494,582,718.15 and 99,666,908.10 is: 149,500,362.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,721,812.10 : 494,582,718.15 = 99,666,908.10 : x
  2. Step 2: Convert to fraction form
    329,721,812.10/494,582,718.15 = 99,666,908.10/x
  3. Step 3: Cross multiply
    329,721,812.10x = 494,582,718.15 × 99,666,908.10
  4. Step 4: Simplify right side
    329,721,812.10x = 49,293,530,317,704,248
  5. Step 5: Solve for x
    x = 49,293,530,317,704,248/329,721,812.10
  6. Step 6: Final answer
    x = 149,500,362.15

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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.