Home / 108,672,648.70-163,197,929.85-57,654,312.70

Finding the Fourth Proportional to 108,672,648.70, 163,197,929.85 and 57,654,312.70

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Solution

The fourth proportional to 108,672,648.70, 163,197,929.85 and 57,654,312.70 is: 86,581,716.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,672,648.70 : 163,197,929.85 = 57,654,312.70 : x
  2. Step 2: Convert to fraction form
    108,672,648.70/163,197,929.85 = 57,654,312.70/x
  3. Step 3: Cross multiply
    108,672,648.70x = 163,197,929.85 × 57,654,312.70
  4. Step 4: Simplify right side
    108,672,648.70x = 9,409,064,479,564,564
  5. Step 5: Solve for x
    x = 9,409,064,479,564,564/108,672,648.70
  6. Step 6: Final answer
    x = 86,581,716.67

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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.