Home / 2,111,299,815.60-3,168,461,377.80-885,348,097.20

Finding the Fourth Proportional to 2,111,299,815.60, 3,168,461,377.80 and 885,348,097.20

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Solution

The fourth proportional to 2,111,299,815.60, 3,168,461,377.80 and 885,348,097.20 is: 1,328,656,039.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,299,815.60 : 3,168,461,377.80 = 885,348,097.20 : x
  2. Step 2: Convert to fraction form
    2,111,299,815.60/3,168,461,377.80 = 885,348,097.20/x
  3. Step 3: Cross multiply
    2,111,299,815.60x = 3,168,461,377.80 × 885,348,097.20
  4. Step 4: Simplify right side
    2,111,299,815.60x = 2,805,191,251,886,920,704
  5. Step 5: Solve for x
    x = 2,805,191,251,886,920,704/2,111,299,815.60
  6. Step 6: Final answer
    x = 1,328,656,039.83

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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.