Home / 744,828,346.20-1,117,242,519.30-663,039,576.30

Finding the Fourth Proportional to 744,828,346.20, 1,117,242,519.30 and 663,039,576.30

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Solution

The fourth proportional to 744,828,346.20, 1,117,242,519.30 and 663,039,576.30 is: 994,559,364.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,828,346.20 : 1,117,242,519.30 = 663,039,576.30 : x
  2. Step 2: Convert to fraction form
    744,828,346.20/1,117,242,519.30 = 663,039,576.30/x
  3. Step 3: Cross multiply
    744,828,346.20x = 1,117,242,519.30 × 663,039,576.30
  4. Step 4: Simplify right side
    744,828,346.20x = 740,776,006,621,016,448
  5. Step 5: Solve for x
    x = 740,776,006,621,016,448/744,828,346.20
  6. Step 6: Final answer
    x = 994,559,364.45

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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.