Home / 722,304,000.80-1,083,456,001.20-718,272,922.40

Finding the Fourth Proportional to 722,304,000.80, 1,083,456,001.20 and 718,272,922.40

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Solution

The fourth proportional to 722,304,000.80, 1,083,456,001.20 and 718,272,922.40 is: 1,077,409,383.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,304,000.80 : 1,083,456,001.20 = 718,272,922.40 : x
  2. Step 2: Convert to fraction form
    722,304,000.80/1,083,456,001.20 = 718,272,922.40/x
  3. Step 3: Cross multiply
    722,304,000.80x = 1,083,456,001.20 × 718,272,922.40
  4. Step 4: Simplify right side
    722,304,000.80x = 778,217,108,273,741,952
  5. Step 5: Solve for x
    x = 778,217,108,273,741,952/722,304,000.80
  6. Step 6: Final answer
    x = 1,077,409,383.60

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1.5x scale

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.