Home / 1,343,432,879.10-2,016,045,113.85-761,165,999.10

Finding the Fourth Proportional to 1,343,432,879.10, 2,016,045,113.85 and 761,165,999.10

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Solution

The fourth proportional to 1,343,432,879.10, 2,016,045,113.85 and 761,165,999.10 is: 1,142,256,540.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,432,879.10 : 2,016,045,113.85 = 761,165,999.10 : x
  2. Step 2: Convert to fraction form
    1,343,432,879.10/2,016,045,113.85 = 761,165,999.10/x
  3. Step 3: Cross multiply
    1,343,432,879.10x = 2,016,045,113.85 × 761,165,999.10
  4. Step 4: Simplify right side
    1,343,432,879.10x = 1,534,544,993,314,308,352
  5. Step 5: Solve for x
    x = 1,534,544,993,314,308,352/1,343,432,879.10
  6. Step 6: Final answer
    x = 1,142,256,540.83

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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.