Home / 1,799,305,469.92-2,699,326,316.40-618,732,622.96

Finding the Fourth Proportional to 1,799,305,469.92, 2,699,326,316.40 and 618,732,622.96

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Solution

The fourth proportional to 1,799,305,469.92, 2,699,326,316.40 and 618,732,622.96 is: 928,225,518.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799,305,469.92 : 2,699,326,316.40 = 618,732,622.96 : x
  2. Step 2: Convert to fraction form
    1,799,305,469.92/2,699,326,316.40 = 618,732,622.96/x
  3. Step 3: Cross multiply
    1,799,305,469.92x = 2,699,326,316.40 × 618,732,622.96
  4. Step 4: Simplify right side
    1,799,305,469.92x = 1,670,161,251,971,127,040
  5. Step 5: Solve for x
    x = 1,670,161,251,971,127,040/1,799,305,469.92
  6. Step 6: Final answer
    x = 928,225,518.06

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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.