Home / 158,126,704.56-237,343,122.48-76,303,073.76

Finding the Fourth Proportional to 158,126,704.56, 237,343,122.48 and 76,303,073.76

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Solution

The fourth proportional to 158,126,704.56, 237,343,122.48 and 76,303,073.76 is: 114,528,471.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,126,704.56 : 237,343,122.48 = 76,303,073.76 : x
  2. Step 2: Convert to fraction form
    158,126,704.56/237,343,122.48 = 76,303,073.76/x
  3. Step 3: Cross multiply
    158,126,704.56x = 237,343,122.48 × 76,303,073.76
  4. Step 4: Simplify right side
    158,126,704.56x = 18,110,009,781,020,156
  5. Step 5: Solve for x
    x = 18,110,009,781,020,156/158,126,704.56
  6. Step 6: Final answer
    x = 114,528,471.53

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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.