Home / 985,624,003.72-1,360,158,996.42-539,583,751.75

Finding the Fourth Proportional to 985,624,003.72, 1,360,158,996.42 and 539,583,751.75

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Solution

The fourth proportional to 985,624,003.72, 1,360,158,996.42 and 539,583,751.75 is: 744,624,412.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,624,003.72 : 1,360,158,996.42 = 539,583,751.75 : x
  2. Step 2: Convert to fraction form
    985,624,003.72/1,360,158,996.42 = 539,583,751.75/x
  3. Step 3: Cross multiply
    985,624,003.72x = 1,360,158,996.42 × 539,583,751.75
  4. Step 4: Simplify right side
    985,624,003.72x = 733,919,694,264,818,432
  5. Step 5: Solve for x
    x = 733,919,694,264,818,432/985,624,003.72
  6. Step 6: Final answer
    x = 744,624,412.04

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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.