Home / 120,744,055.10-181,116,082.65-112,240,999.10

Finding the Fourth Proportional to 120,744,055.10, 181,116,082.65 and 112,240,999.10

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Solution

The fourth proportional to 120,744,055.10, 181,116,082.65 and 112,240,999.10 is: 168,361,498.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,744,055.10 : 181,116,082.65 = 112,240,999.10 : x
  2. Step 2: Convert to fraction form
    120,744,055.10/181,116,082.65 = 112,240,999.10/x
  3. Step 3: Cross multiply
    120,744,055.10x = 181,116,082.65 × 112,240,999.10
  4. Step 4: Simplify right side
    120,744,055.10x = 20,328,650,069,714,176
  5. Step 5: Solve for x
    x = 20,328,650,069,714,176/120,744,055.10
  6. Step 6: Final answer
    x = 168,361,498.65

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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.