Home / 744,103,090.61-1,026,854,116.06-409,568,460.65

Finding the Fourth Proportional to 744,103,090.61, 1,026,854,116.06 and 409,568,460.65

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Solution

The fourth proportional to 744,103,090.61, 1,026,854,116.06 and 409,568,460.65 is: 565,199,990.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,103,090.61 : 1,026,854,116.06 = 409,568,460.65 : x
  2. Step 2: Convert to fraction form
    744,103,090.61/1,026,854,116.06 = 409,568,460.65/x
  3. Step 3: Cross multiply
    744,103,090.61x = 1,026,854,116.06 × 409,568,460.65
  4. Step 4: Simplify right side
    744,103,090.61x = 420,567,059,625,281,344
  5. Step 5: Solve for x
    x = 420,567,059,625,281,344/744,103,090.61
  6. Step 6: Final answer
    x = 565,199,990.34

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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.