Home / 301,913,486.40-452,710,797.30-129,195,161.40

Finding the Fourth Proportional to 301,913,486.40, 452,710,797.30 and 129,195,161.40

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Solution

The fourth proportional to 301,913,486.40, 452,710,797.30 and 129,195,161.40 is: 193,724,517.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,913,486.40 : 452,710,797.30 = 129,195,161.40 : x
  2. Step 2: Convert to fraction form
    301,913,486.40/452,710,797.30 = 129,195,161.40/x
  3. Step 3: Cross multiply
    301,913,486.40x = 452,710,797.30 × 129,195,161.40
  4. Step 4: Simplify right side
    301,913,486.40x = 58,488,044,524,696,192
  5. Step 5: Solve for x
    x = 58,488,044,524,696,192/301,913,486.40
  6. Step 6: Final answer
    x = 193,724,517.65

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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.