Home / 110,824,252.72-152,937,676.20-61,931,680.72

Finding the Fourth Proportional to 110,824,252.72, 152,937,676.20 and 61,931,680.72

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Solution

The fourth proportional to 110,824,252.72, 152,937,676.20 and 61,931,680.72 is: 85,465,835.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,824,252.72 : 152,937,676.20 = 61,931,680.72 : x
  2. Step 2: Convert to fraction form
    110,824,252.72/152,937,676.20 = 61,931,680.72/x
  3. Step 3: Cross multiply
    110,824,252.72x = 152,937,676.20 × 61,931,680.72
  4. Step 4: Simplify right side
    110,824,252.72x = 9,471,687,332,477,142
  5. Step 5: Solve for x
    x = 9,471,687,332,477,142/110,824,252.72
  6. Step 6: Final answer
    x = 85,465,835.32

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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.