Home / 112,118,051.10-168,177,076.65-73,376,002.20

Finding the Fourth Proportional to 112,118,051.10, 168,177,076.65 and 73,376,002.20

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Solution

The fourth proportional to 112,118,051.10, 168,177,076.65 and 73,376,002.20 is: 110,064,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,118,051.10 : 168,177,076.65 = 73,376,002.20 : x
  2. Step 2: Convert to fraction form
    112,118,051.10/168,177,076.65 = 73,376,002.20/x
  3. Step 3: Cross multiply
    112,118,051.10x = 168,177,076.65 × 73,376,002.20
  4. Step 4: Simplify right side
    112,118,051.10x = 12,340,161,546,259,970
  5. Step 5: Solve for x
    x = 12,340,161,546,259,970/112,118,051.10
  6. Step 6: Final answer
    x = 110,064,003.30

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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.