Home / 20,187,422,550.30-30,281,133,825.45-13,575,446,204.70

Finding the Fourth Proportional to 20,187,422,550.30, 30,281,133,825.45 and 13,575,446,204.70

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Solution

The fourth proportional to 20,187,422,550.30, 30,281,133,825.45 and 13,575,446,204.70 is: 20,363,169,307.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,187,422,550.30 : 30,281,133,825.45 = 13,575,446,204.70 : x
  2. Step 2: Convert to fraction form
    20,187,422,550.30/30,281,133,825.45 = 13,575,446,204.70/x
  3. Step 3: Cross multiply
    20,187,422,550.30x = 30,281,133,825.45 × 13,575,446,204.70
  4. Step 4: Simplify right side
    20,187,422,550.30x = 411,079,903,264,717,996,032
  5. Step 5: Solve for x
    x = 411,079,903,264,717,996,032/20,187,422,550.30
  6. Step 6: Final answer
    x = 20,363,169,307.05

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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.