Home / 556,146,869.40-834,220,304.10-323,375,711.40

Finding the Fourth Proportional to 556,146,869.40, 834,220,304.10 and 323,375,711.40

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Solution

The fourth proportional to 556,146,869.40, 834,220,304.10 and 323,375,711.40 is: 485,063,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,146,869.40 : 834,220,304.10 = 323,375,711.40 : x
  2. Step 2: Convert to fraction form
    556,146,869.40/834,220,304.10 = 323,375,711.40/x
  3. Step 3: Cross multiply
    556,146,869.40x = 834,220,304.10 × 323,375,711.40
  4. Step 4: Simplify right side
    556,146,869.40x = 269,766,584,302,661,824
  5. Step 5: Solve for x
    x = 269,766,584,302,661,824/556,146,869.40
  6. Step 6: Final answer
    x = 485,063,567.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.