Home / 158,503,508.40-237,762,736.02-130,786,016.25

Finding the Fourth Proportional to 158,503,508.40, 237,762,736.02 and 130,786,016.25

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Solution

The fourth proportional to 158,503,508.40, 237,762,736.02 and 130,786,016.25 is: 196,185,190.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,503,508.40 : 237,762,736.02 = 130,786,016.25 : x
  2. Step 2: Convert to fraction form
    158,503,508.40/237,762,736.02 = 130,786,016.25/x
  3. Step 3: Cross multiply
    158,503,508.40x = 237,762,736.02 × 130,786,016.25
  4. Step 4: Simplify right side
    158,503,508.40x = 31,096,041,056,756,180
  5. Step 5: Solve for x
    x = 31,096,041,056,756,180/158,503,508.40
  6. Step 6: Final answer
    x = 196,185,190.92

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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.