Home / 612,784,542.60-845,641,517.22-334,326,254.76

Finding the Fourth Proportional to 612,784,542.60, 845,641,517.22 and 334,326,254.76

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Solution

The fourth proportional to 612,784,542.60, 845,641,517.22 and 334,326,254.76 is: 461,369,603.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,784,542.60 : 845,641,517.22 = 334,326,254.76 : x
  2. Step 2: Convert to fraction form
    612,784,542.60/845,641,517.22 = 334,326,254.76/x
  3. Step 3: Cross multiply
    612,784,542.60x = 845,641,517.22 × 334,326,254.76
  4. Step 4: Simplify right side
    612,784,542.60x = 282,720,161,321,726,656
  5. Step 5: Solve for x
    x = 282,720,161,321,726,656/612,784,542.60
  6. Step 6: Final answer
    x = 461,369,603.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.