Home / 354,314,216.10-532,038,194.55-268,149,915.30

Finding the Fourth Proportional to 354,314,216.10, 532,038,194.55 and 268,149,915.30

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Solution

The fourth proportional to 354,314,216.10, 532,038,194.55 and 268,149,915.30 is: 402,653,888.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,314,216.10 : 532,038,194.55 = 268,149,915.30 : x
  2. Step 2: Convert to fraction form
    354,314,216.10/532,038,194.55 = 268,149,915.30/x
  3. Step 3: Cross multiply
    354,314,216.10x = 532,038,194.55 × 268,149,915.30
  4. Step 4: Simplify right side
    354,314,216.10x = 142,665,996,804,947,424
  5. Step 5: Solve for x
    x = 142,665,996,804,947,424/354,314,216.10
  6. Step 6: Final answer
    x = 402,653,888.33

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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.