Home / 16,897,866,517.80-25,346,799,776.70-15,445,483,900.20

Finding the Fourth Proportional to 16,897,866,517.80, 25,346,799,776.70 and 15,445,483,900.20

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Solution

The fourth proportional to 16,897,866,517.80, 25,346,799,776.70 and 15,445,483,900.20 is: 23,168,225,850.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,897,866,517.80 : 25,346,799,776.70 = 15,445,483,900.20 : x
  2. Step 2: Convert to fraction form
    16,897,866,517.80/25,346,799,776.70 = 15,445,483,900.20/x
  3. Step 3: Cross multiply
    16,897,866,517.80x = 25,346,799,776.70 × 15,445,483,900.20
  4. Step 4: Simplify right side
    16,897,866,517.80x = 391,493,587,872,612,810,752
  5. Step 5: Solve for x
    x = 391,493,587,872,612,810,752/16,897,866,517.80
  6. Step 6: Final answer
    x = 23,168,225,850.30

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Double scale
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1.5x scale

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.