Home / 556,125,140.80-834,337,010.40-495,957,563.20

Finding the Fourth Proportional to 556,125,140.80, 834,337,010.40 and 495,957,563.20

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Solution

The fourth proportional to 556,125,140.80, 834,337,010.40 and 495,957,563.20 is: 744,069,491.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,125,140.80 : 834,337,010.40 = 495,957,563.20 : x
  2. Step 2: Convert to fraction form
    556,125,140.80/834,337,010.40 = 495,957,563.20/x
  3. Step 3: Cross multiply
    556,125,140.80x = 834,337,010.40 × 495,957,563.20
  4. Step 4: Simplify right side
    556,125,140.80x = 413,795,750,565,557,056
  5. Step 5: Solve for x
    x = 413,795,750,565,557,056/556,125,140.80
  6. Step 6: Final answer
    x = 744,069,491.21

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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.