Home / 722,304,003.80-1,083,456,005.70-718,272,925.40

Finding the Fourth Proportional to 722,304,003.80, 1,083,456,005.70 and 718,272,925.40

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Solution

The fourth proportional to 722,304,003.80, 1,083,456,005.70 and 718,272,925.40 is: 1,077,409,388.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,304,003.80 : 1,083,456,005.70 = 718,272,925.40 : x
  2. Step 2: Convert to fraction form
    722,304,003.80/1,083,456,005.70 = 718,272,925.40/x
  3. Step 3: Cross multiply
    722,304,003.80x = 1,083,456,005.70 × 718,272,925.40
  4. Step 4: Simplify right side
    722,304,003.80x = 778,217,114,756,338,048
  5. Step 5: Solve for x
    x = 778,217,114,756,338,048/722,304,003.80
  6. Step 6: Final answer
    x = 1,077,409,388.10

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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.