Home / 1,088,503,243.70-1,502,262,002.22-618,675,188.20

Finding the Fourth Proportional to 1,088,503,243.70, 1,502,262,002.22 and 618,675,188.20

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Solution

The fourth proportional to 1,088,503,243.70, 1,502,262,002.22 and 618,675,188.20 is: 853,844,241.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,503,243.70 : 1,502,262,002.22 = 618,675,188.20 : x
  2. Step 2: Convert to fraction form
    1,088,503,243.70/1,502,262,002.22 = 618,675,188.20/x
  3. Step 3: Cross multiply
    1,088,503,243.70x = 1,502,262,002.22 × 618,675,188.20
  4. Step 4: Simplify right side
    1,088,503,243.70x = 929,412,226,949,167,360
  5. Step 5: Solve for x
    x = 929,412,226,949,167,360/1,088,503,243.70
  6. Step 6: Final answer
    x = 853,844,241.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.