Home / 108,598,923.10-162,898,384.65-97,639,428.70

Finding the Fourth Proportional to 108,598,923.10, 162,898,384.65 and 97,639,428.70

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Solution

The fourth proportional to 108,598,923.10, 162,898,384.65 and 97,639,428.70 is: 146,459,143.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,598,923.10 : 162,898,384.65 = 97,639,428.70 : x
  2. Step 2: Convert to fraction form
    108,598,923.10/162,898,384.65 = 97,639,428.70/x
  3. Step 3: Cross multiply
    108,598,923.10x = 162,898,384.65 × 97,639,428.70
  4. Step 4: Simplify right side
    108,598,923.10x = 15,905,305,213,378,850
  5. Step 5: Solve for x
    x = 15,905,305,213,378,850/108,598,923.10
  6. Step 6: Final answer
    x = 146,459,143.05

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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.