Home / 65,195,020.20-89,968,601.70-35,425,407.72

Finding the Fourth Proportional to 65,195,020.20, 89,968,601.70 and 35,425,407.72

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Solution

The fourth proportional to 65,195,020.20, 89,968,601.70 and 35,425,407.72 is: 48,886,776.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,195,020.20 : 89,968,601.70 = 35,425,407.72 : x
  2. Step 2: Convert to fraction form
    65,195,020.20/89,968,601.70 = 35,425,407.72/x
  3. Step 3: Cross multiply
    65,195,020.20x = 89,968,601.70 × 35,425,407.72
  4. Step 4: Simplify right side
    65,195,020.20x = 3,187,174,397,220,785
  5. Step 5: Solve for x
    x = 3,187,174,397,220,785/65,195,020.20
  6. Step 6: Final answer
    x = 48,886,776.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.