Home / 9,780,502,231.40-14,670,753,347.10-8,719,320,842.60

Finding the Fourth Proportional to 9,780,502,231.40, 14,670,753,347.10 and 8,719,320,842.60

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Solution

The fourth proportional to 9,780,502,231.40, 14,670,753,347.10 and 8,719,320,842.60 is: 13,078,981,263.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780,502,231.40 : 14,670,753,347.10 = 8,719,320,842.60 : x
  2. Step 2: Convert to fraction form
    9,780,502,231.40/14,670,753,347.10 = 8,719,320,842.60/x
  3. Step 3: Cross multiply
    9,780,502,231.40x = 14,670,753,347.10 × 8,719,320,842.60
  4. Step 4: Simplify right side
    9,780,502,231.40x = 127,919,005,436,012,756,992
  5. Step 5: Solve for x
    x = 127,919,005,436,012,756,992/9,780,502,231.40
  6. Step 6: Final answer
    x = 13,078,981,263.90

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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.