Home / 219,996,281.80-329,994,422.70-117,959,609.80

Finding the Fourth Proportional to 219,996,281.80, 329,994,422.70 and 117,959,609.80

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Solution

The fourth proportional to 219,996,281.80, 329,994,422.70 and 117,959,609.80 is: 176,939,414.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,996,281.80 : 329,994,422.70 = 117,959,609.80 : x
  2. Step 2: Convert to fraction form
    219,996,281.80/329,994,422.70 = 117,959,609.80/x
  3. Step 3: Cross multiply
    219,996,281.80x = 329,994,422.70 × 117,959,609.80
  4. Step 4: Simplify right side
    219,996,281.80x = 38,926,013,337,868,264
  5. Step 5: Solve for x
    x = 38,926,013,337,868,264/219,996,281.80
  6. Step 6: Final answer
    x = 176,939,414.70

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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.