Home / 1,511,680,070.40-2,267,520,105.60-1,146,195,628.80

Finding the Fourth Proportional to 1,511,680,070.40, 2,267,520,105.60 and 1,146,195,628.80

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Solution

The fourth proportional to 1,511,680,070.40, 2,267,520,105.60 and 1,146,195,628.80 is: 1,719,293,443.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,680,070.40 : 2,267,520,105.60 = 1,146,195,628.80 : x
  2. Step 2: Convert to fraction form
    1,511,680,070.40/2,267,520,105.60 = 1,146,195,628.80/x
  3. Step 3: Cross multiply
    1,511,680,070.40x = 2,267,520,105.60 × 1,146,195,628.80
  4. Step 4: Simplify right side
    1,511,680,070.40x = 2,599,021,633,254,834,176
  5. Step 5: Solve for x
    x = 2,599,021,633,254,834,176/1,511,680,070.40
  6. Step 6: Final answer
    x = 1,719,293,443.20

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Double scale
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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.