Home / 187,697,465.28-281,708,287.38-130,230,092.70

Finding the Fourth Proportional to 187,697,465.28, 281,708,287.38 and 130,230,092.70

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Solution

The fourth proportional to 187,697,465.28, 281,708,287.38 and 130,230,092.70 is: 195,457,601.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,697,465.28 : 281,708,287.38 = 130,230,092.70 : x
  2. Step 2: Convert to fraction form
    187,697,465.28/281,708,287.38 = 130,230,092.70/x
  3. Step 3: Cross multiply
    187,697,465.28x = 281,708,287.38 × 130,230,092.70
  4. Step 4: Simplify right side
    187,697,465.28x = 36,686,896,379,855,640
  5. Step 5: Solve for x
    x = 36,686,896,379,855,640/187,697,465.28
  6. Step 6: Final answer
    x = 195,457,601.55

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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.