Home / 172,701,315.60-238,327,427.70-98,361,871.08

Finding the Fourth Proportional to 172,701,315.60, 238,327,427.70 and 98,361,871.08

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Solution

The fourth proportional to 172,701,315.60, 238,327,427.70 and 98,361,871.08 is: 135,739,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,701,315.60 : 238,327,427.70 = 98,361,871.08 : x
  2. Step 2: Convert to fraction form
    172,701,315.60/238,327,427.70 = 98,361,871.08/x
  3. Step 3: Cross multiply
    172,701,315.60x = 238,327,427.70 × 98,361,871.08
  4. Step 4: Simplify right side
    172,701,315.60x = 23,442,331,718,255,420
  5. Step 5: Solve for x
    x = 23,442,331,718,255,420/172,701,315.60
  6. Step 6: Final answer
    x = 135,739,161.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.