Home / 10,385,515,112.70-15,578,392,341.70-3,753,647,914.62

Finding the Fourth Proportional to 10,385,515,112.70, 15,578,392,341.70 and 3,753,647,914.62

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Solution

The fourth proportional to 10,385,515,112.70, 15,578,392,341.70 and 3,753,647,914.62 is: 5,630,515,125.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,385,515,112.70 : 15,578,392,341.70 = 3,753,647,914.62 : x
  2. Step 2: Convert to fraction form
    10,385,515,112.70/15,578,392,341.70 = 3,753,647,914.62/x
  3. Step 3: Cross multiply
    10,385,515,112.70x = 15,578,392,341.70 × 3,753,647,914.62
  4. Step 4: Simplify right side
    10,385,515,112.70x = 58,475,799,926,554,386,432
  5. Step 5: Solve for x
    x = 58,475,799,926,554,386,432/10,385,515,112.70
  6. Step 6: Final answer
    x = 5,630,515,125.34

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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.