Home / 5,109,191,498.92-7,050,671,045.58-2,851,107,270.48

Finding the Fourth Proportional to 5,109,191,498.92, 7,050,671,045.58 and 2,851,107,270.48

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Solution

The fourth proportional to 5,109,191,498.92, 7,050,671,045.58 and 2,851,107,270.48 is: 3,934,520,654.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,109,191,498.92 : 7,050,671,045.58 = 2,851,107,270.48 : x
  2. Step 2: Convert to fraction form
    5,109,191,498.92/7,050,671,045.58 = 2,851,107,270.48/x
  3. Step 3: Cross multiply
    5,109,191,498.92x = 7,050,671,045.58 × 2,851,107,270.48
  4. Step 4: Simplify right side
    5,109,191,498.92x = 20,102,219,479,815,962,624
  5. Step 5: Solve for x
    x = 20,102,219,479,815,962,624/5,109,191,498.92
  6. Step 6: Final answer
    x = 3,934,520,654.41

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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.