Home / 323,712,103.20-484,560,385.20-313,634,407.20

Finding the Fourth Proportional to 323,712,103.20, 484,560,385.20 and 313,634,407.20

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Solution

The fourth proportional to 323,712,103.20, 484,560,385.20 and 313,634,407.20 is: 469,475,214.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,712,103.20 : 484,560,385.20 = 313,634,407.20 : x
  2. Step 2: Convert to fraction form
    323,712,103.20/484,560,385.20 = 313,634,407.20/x
  3. Step 3: Cross multiply
    323,712,103.20x = 484,560,385.20 × 313,634,407.20
  4. Step 4: Simplify right side
    323,712,103.20x = 151,974,809,164,805,632
  5. Step 5: Solve for x
    x = 151,974,809,164,805,632/323,712,103.20
  6. Step 6: Final answer
    x = 469,475,214.74

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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.