Home / 138,220,598.91-207,331,673.44-46,104,084.10

Finding the Fourth Proportional to 138,220,598.91, 207,331,673.44 and 46,104,084.10

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Solution

The fourth proportional to 138,220,598.91, 207,331,673.44 and 46,104,084.10 is: 69,156,384.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,220,598.91 : 207,331,673.44 = 46,104,084.10 : x
  2. Step 2: Convert to fraction form
    138,220,598.91/207,331,673.44 = 46,104,084.10/x
  3. Step 3: Cross multiply
    138,220,598.91x = 207,331,673.44 × 46,104,084.10
  4. Step 4: Simplify right side
    138,220,598.91x = 9,558,836,908,871,496
  5. Step 5: Solve for x
    x = 9,558,836,908,871,496/138,220,598.91
  6. Step 6: Final answer
    x = 69,156,384.68

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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.