Home / 110,996,989.90-166,495,484.85-109,296,378.70

Finding the Fourth Proportional to 110,996,989.90, 166,495,484.85 and 109,296,378.70

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Solution

The fourth proportional to 110,996,989.90, 166,495,484.85 and 109,296,378.70 is: 163,944,568.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,996,989.90 : 166,495,484.85 = 109,296,378.70 : x
  2. Step 2: Convert to fraction form
    110,996,989.90/166,495,484.85 = 109,296,378.70/x
  3. Step 3: Cross multiply
    110,996,989.90x = 166,495,484.85 × 109,296,378.70
  4. Step 4: Simplify right side
    110,996,989.90x = 18,197,353,564,005,712
  5. Step 5: Solve for x
    x = 18,197,353,564,005,712/110,996,989.90
  6. Step 6: Final answer
    x = 163,944,568.05

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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.