Home / 1,011,014,540.70-1,516,521,811.05-827,348,531.10

Finding the Fourth Proportional to 1,011,014,540.70, 1,516,521,811.05 and 827,348,531.10

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Solution

The fourth proportional to 1,011,014,540.70, 1,516,521,811.05 and 827,348,531.10 is: 1,241,022,796.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,014,540.70 : 1,516,521,811.05 = 827,348,531.10 : x
  2. Step 2: Convert to fraction form
    1,011,014,540.70/1,516,521,811.05 = 827,348,531.10/x
  3. Step 3: Cross multiply
    1,011,014,540.70x = 1,516,521,811.05 × 827,348,531.10
  4. Step 4: Simplify right side
    1,011,014,540.70x = 1,254,692,092,753,329,152
  5. Step 5: Solve for x
    x = 1,254,692,092,753,329,152/1,011,014,540.70
  6. Step 6: Final answer
    x = 1,241,022,796.65

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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.