Home / 3,005,451,422.36-4,145,799,794.75-1,874,457,641.21

Finding the Fourth Proportional to 3,005,451,422.36, 4,145,799,794.75 and 1,874,457,641.21

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Solution

The fourth proportional to 3,005,451,422.36, 4,145,799,794.75 and 1,874,457,641.21 is: 2,585,676,829.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,451,422.36 : 4,145,799,794.75 = 1,874,457,641.21 : x
  2. Step 2: Convert to fraction form
    3,005,451,422.36/4,145,799,794.75 = 1,874,457,641.21/x
  3. Step 3: Cross multiply
    3,005,451,422.36x = 4,145,799,794.75 × 1,874,457,641.21
  4. Step 4: Simplify right side
    3,005,451,422.36x = 7,771,126,104,196,452,352
  5. Step 5: Solve for x
    x = 7,771,126,104,196,452,352/3,005,451,422.36
  6. Step 6: Final answer
    x = 2,585,676,829.23

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Double scale
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1.5x scale

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.