Home / 18,761,680,457.44-25,891,024,937.28-10,188,030,511.36

Finding the Fourth Proportional to 18,761,680,457.44, 25,891,024,937.28 and 10,188,030,511.36

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Solution

The fourth proportional to 18,761,680,457.44, 25,891,024,937.28 and 10,188,030,511.36 is: 14,059,431,010.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,761,680,457.44 : 25,891,024,937.28 = 10,188,030,511.36 : x
  2. Step 2: Convert to fraction form
    18,761,680,457.44/25,891,024,937.28 = 10,188,030,511.36/x
  3. Step 3: Cross multiply
    18,761,680,457.44x = 25,891,024,937.28 × 10,188,030,511.36
  4. Step 4: Simplify right side
    18,761,680,457.44x = 263,778,552,031,391,285,248
  5. Step 5: Solve for x
    x = 263,778,552,031,391,285,248/18,761,680,457.44
  6. Step 6: Final answer
    x = 14,059,431,010.45

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Double scale
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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.