Home / 147,386,040.90-221,079,061.35-133,037,133.90

Finding the Fourth Proportional to 147,386,040.90, 221,079,061.35 and 133,037,133.90

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Solution

The fourth proportional to 147,386,040.90, 221,079,061.35 and 133,037,133.90 is: 199,555,700.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,386,040.90 : 221,079,061.35 = 133,037,133.90 : x
  2. Step 2: Convert to fraction form
    147,386,040.90/221,079,061.35 = 133,037,133.90/x
  3. Step 3: Cross multiply
    147,386,040.90x = 221,079,061.35 × 133,037,133.90
  4. Step 4: Simplify right side
    147,386,040.90x = 29,411,724,687,306,264
  5. Step 5: Solve for x
    x = 29,411,724,687,306,264/147,386,040.90
  6. Step 6: Final answer
    x = 199,555,700.85

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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.