Home / 578,482,350,881.28-867,707,485,989.12-154,014,257,541.12

Finding the Fourth Proportional to 578,482,350,881.28, 867,707,485,989.12 and 154,014,257,541.12

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Solution

The fourth proportional to 578,482,350,881.28, 867,707,485,989.12 and 154,014,257,541.12 is: 231,017,115,757.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,482,350,881.28 : 867,707,485,989.12 = 154,014,257,541.12 : x
  2. Step 2: Convert to fraction form
    578,482,350,881.28/867,707,485,989.12 = 154,014,257,541.12/x
  3. Step 3: Cross multiply
    578,482,350,881.28x = 867,707,485,989.12 × 154,014,257,541.12
  4. Step 4: Simplify right side
    578,482,350,881.28x = 133,639,324,217,486,088,339,456
  5. Step 5: Solve for x
    x = 133,639,324,217,486,088,339,456/578,482,350,881.28
  6. Step 6: Final answer
    x = 231,017,115,757.98

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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.