Home / 12,044,368,354.50-16,621,676,899.70-7,222,518,383.61

Finding the Fourth Proportional to 12,044,368,354.50, 16,621,676,899.70 and 7,222,518,383.61

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Solution

The fourth proportional to 12,044,368,354.50, 16,621,676,899.70 and 7,222,518,383.61 is: 9,967,344,358.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044,368,354.50 : 16,621,676,899.70 = 7,222,518,383.61 : x
  2. Step 2: Convert to fraction form
    12,044,368,354.50/16,621,676,899.70 = 7,222,518,383.61/x
  3. Step 3: Cross multiply
    12,044,368,354.50x = 16,621,676,899.70 × 7,222,518,383.61
  4. Step 4: Simplify right side
    12,044,368,354.50x = 120,050,366,974,508,924,928
  5. Step 5: Solve for x
    x = 120,050,366,974,508,924,928/12,044,368,354.50
  6. Step 6: Final answer
    x = 9,967,344,358.88

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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.