Home / 112,211,055.10-167,997,718.05-99,456,471.10

Finding the Fourth Proportional to 112,211,055.10, 167,997,718.05 and 99,456,471.10

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Solution

The fourth proportional to 112,211,055.10, 167,997,718.05 and 99,456,471.10 is: 148,902,086.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,211,055.10 : 167,997,718.05 = 99,456,471.10 : x
  2. Step 2: Convert to fraction form
    112,211,055.10/167,997,718.05 = 99,456,471.10/x
  3. Step 3: Cross multiply
    112,211,055.10x = 167,997,718.05 × 99,456,471.10
  4. Step 4: Simplify right side
    112,211,055.10x = 16,708,460,190,105,774
  5. Step 5: Solve for x
    x = 16,708,460,190,105,774/112,211,055.10
  6. Step 6: Final answer
    x = 148,902,086.12

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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.