Home / 16,897,844,812.80-25,346,767,219.20-15,445,462,195.20

Finding the Fourth Proportional to 16,897,844,812.80, 25,346,767,219.20 and 15,445,462,195.20

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Solution

The fourth proportional to 16,897,844,812.80, 25,346,767,219.20 and 15,445,462,195.20 is: 23,168,193,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,897,844,812.80 : 25,346,767,219.20 = 15,445,462,195.20 : x
  2. Step 2: Convert to fraction form
    16,897,844,812.80/25,346,767,219.20 = 15,445,462,195.20/x
  3. Step 3: Cross multiply
    16,897,844,812.80x = 25,346,767,219.20 × 15,445,462,195.20
  4. Step 4: Simplify right side
    16,897,844,812.80x = 391,492,534,854,688,243,712
  5. Step 5: Solve for x
    x = 391,492,534,854,688,243,712/16,897,844,812.80
  6. Step 6: Final answer
    x = 23,168,193,292.80

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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.