Home / 849,242,117.20-1,273,863,175.80-274,813,445.20

Finding the Fourth Proportional to 849,242,117.20, 1,273,863,175.80 and 274,813,445.20

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Solution

The fourth proportional to 849,242,117.20, 1,273,863,175.80 and 274,813,445.20 is: 412,220,167.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,242,117.20 : 1,273,863,175.80 = 274,813,445.20 : x
  2. Step 2: Convert to fraction form
    849,242,117.20/1,273,863,175.80 = 274,813,445.20/x
  3. Step 3: Cross multiply
    849,242,117.20x = 1,273,863,175.80 × 274,813,445.20
  4. Step 4: Simplify right side
    849,242,117.20x = 350,074,728,055,011,264
  5. Step 5: Solve for x
    x = 350,074,728,055,011,264/849,242,117.20
  6. Step 6: Final answer
    x = 412,220,167.80

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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.