Home / 47,930,165,996.40-71,895,248,994.60-20,001,453,411.60

Finding the Fourth Proportional to 47,930,165,996.40, 71,895,248,994.60 and 20,001,453,411.60

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Solution

The fourth proportional to 47,930,165,996.40, 71,895,248,994.60 and 20,001,453,411.60 is: 30,002,180,117.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,930,165,996.40 : 71,895,248,994.60 = 20,001,453,411.60 : x
  2. Step 2: Convert to fraction form
    47,930,165,996.40/71,895,248,994.60 = 20,001,453,411.60/x
  3. Step 3: Cross multiply
    47,930,165,996.40x = 71,895,248,994.60 × 20,001,453,411.60
  4. Step 4: Simplify right side
    47,930,165,996.40x = 1,438,009,473,280,873,594,880
  5. Step 5: Solve for x
    x = 1,438,009,473,280,873,594,880/47,930,165,996.40
  6. Step 6: Final answer
    x = 30,002,180,117.40

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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.