Home / 12,805,073,561.10-19,207,610,341.65-10,628,291,225.10

Finding the Fourth Proportional to 12,805,073,561.10, 19,207,610,341.65 and 10,628,291,225.10

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Solution

The fourth proportional to 12,805,073,561.10, 19,207,610,341.65 and 10,628,291,225.10 is: 15,942,436,837.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,805,073,561.10 : 19,207,610,341.65 = 10,628,291,225.10 : x
  2. Step 2: Convert to fraction form
    12,805,073,561.10/19,207,610,341.65 = 10,628,291,225.10/x
  3. Step 3: Cross multiply
    12,805,073,561.10x = 19,207,610,341.65 × 10,628,291,225.10
  4. Step 4: Simplify right side
    12,805,073,561.10x = 204,144,076,449,298,743,296
  5. Step 5: Solve for x
    x = 204,144,076,449,298,743,296/12,805,073,561.10
  6. Step 6: Final answer
    x = 15,942,436,837.65

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Double scale
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Similar ratio
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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.