Home / 47,930,165,999.90-71,895,248,999.85-20,001,453,415.10

Finding the Fourth Proportional to 47,930,165,999.90, 71,895,248,999.85 and 20,001,453,415.10

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Solution

The fourth proportional to 47,930,165,999.90, 71,895,248,999.85 and 20,001,453,415.10 is: 30,002,180,122.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,930,165,999.90 : 71,895,248,999.85 = 20,001,453,415.10 : x
  2. Step 2: Convert to fraction form
    47,930,165,999.90/71,895,248,999.85 = 20,001,453,415.10/x
  3. Step 3: Cross multiply
    47,930,165,999.90x = 71,895,248,999.85 × 20,001,453,415.10
  4. Step 4: Simplify right side
    47,930,165,999.90x = 1,438,009,473,637,514,739,712
  5. Step 5: Solve for x
    x = 1,438,009,473,637,514,739,712/47,930,165,999.90
  6. Step 6: Final answer
    x = 30,002,180,122.65

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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.