Home / 968,153,490.93-1,336,012,353.56-571,804,793.13

Finding the Fourth Proportional to 968,153,490.93, 1,336,012,353.56 and 571,804,793.13

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Solution

The fourth proportional to 968,153,490.93, 1,336,012,353.56 and 571,804,793.13 is: 789,067,306.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,153,490.93 : 1,336,012,353.56 = 571,804,793.13 : x
  2. Step 2: Convert to fraction form
    968,153,490.93/1,336,012,353.56 = 571,804,793.13/x
  3. Step 3: Cross multiply
    968,153,490.93x = 1,336,012,353.56 × 571,804,793.13
  4. Step 4: Simplify right side
    968,153,490.93x = 763,938,267,443,641,216
  5. Step 5: Solve for x
    x = 763,938,267,443,641,216/968,153,490.93
  6. Step 6: Final answer
    x = 789,067,306.58

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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.