Home / 824,418,048.60-1,236,627,072.90-579,051,738.90

Finding the Fourth Proportional to 824,418,048.60, 1,236,627,072.90 and 579,051,738.90

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Solution

The fourth proportional to 824,418,048.60, 1,236,627,072.90 and 579,051,738.90 is: 868,577,608.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,418,048.60 : 1,236,627,072.90 = 579,051,738.90 : x
  2. Step 2: Convert to fraction form
    824,418,048.60/1,236,627,072.90 = 579,051,738.90/x
  3. Step 3: Cross multiply
    824,418,048.60x = 1,236,627,072.90 × 579,051,738.90
  4. Step 4: Simplify right side
    824,418,048.60x = 716,071,056,933,562,112
  5. Step 5: Solve for x
    x = 716,071,056,933,562,112/824,418,048.60
  6. Step 6: Final answer
    x = 868,577,608.35

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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.