Home / 1,599,687,470.30-2,399,531,205.45-824,846,492.30

Finding the Fourth Proportional to 1,599,687,470.30, 2,399,531,205.45 and 824,846,492.30

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Solution

The fourth proportional to 1,599,687,470.30, 2,399,531,205.45 and 824,846,492.30 is: 1,237,269,738.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,599,687,470.30 : 2,399,531,205.45 = 824,846,492.30 : x
  2. Step 2: Convert to fraction form
    1,599,687,470.30/2,399,531,205.45 = 824,846,492.30/x
  3. Step 3: Cross multiply
    1,599,687,470.30x = 2,399,531,205.45 × 824,846,492.30
  4. Step 4: Simplify right side
    1,599,687,470.30x = 1,979,244,897,979,822,848
  5. Step 5: Solve for x
    x = 1,979,244,897,979,822,848/1,599,687,470.30
  6. Step 6: Final answer
    x = 1,237,269,738.45

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.