Home / 722,304,368.10-1,083,456,552.15-449,534,729.70

Finding the Fourth Proportional to 722,304,368.10, 1,083,456,552.15 and 449,534,729.70

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Solution

The fourth proportional to 722,304,368.10, 1,083,456,552.15 and 449,534,729.70 is: 674,302,094.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,304,368.10 : 1,083,456,552.15 = 449,534,729.70 : x
  2. Step 2: Convert to fraction form
    722,304,368.10/1,083,456,552.15 = 449,534,729.70/x
  3. Step 3: Cross multiply
    722,304,368.10x = 1,083,456,552.15 × 449,534,729.70
  4. Step 4: Simplify right side
    722,304,368.10x = 487,051,348,312,444,224
  5. Step 5: Solve for x
    x = 487,051,348,312,444,224/722,304,368.10
  6. Step 6: Final answer
    x = 674,302,094.55

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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.