Home / 744,103,065.60-1,026,854,081.69-409,568,435.64

Finding the Fourth Proportional to 744,103,065.60, 1,026,854,081.69 and 409,568,435.64

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Solution

The fourth proportional to 744,103,065.60, 1,026,854,081.69 and 409,568,435.64 is: 565,199,955.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,103,065.60 : 1,026,854,081.69 = 409,568,435.64 : x
  2. Step 2: Convert to fraction form
    744,103,065.60/1,026,854,081.69 = 409,568,435.64/x
  3. Step 3: Cross multiply
    744,103,065.60x = 1,026,854,081.69 × 409,568,435.64
  4. Step 4: Simplify right side
    744,103,065.60x = 420,567,019,866,274,176
  5. Step 5: Solve for x
    x = 420,567,019,866,274,176/744,103,065.60
  6. Step 6: Final answer
    x = 565,199,955.91

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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.