Home / 163,417,080.08-225,515,515.56-90,079,446.80

Finding the Fourth Proportional to 163,417,080.08, 225,515,515.56 and 90,079,446.80

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Solution

The fourth proportional to 163,417,080.08, 225,515,515.56 and 90,079,446.80 is: 124,309,606.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,417,080.08 : 225,515,515.56 = 90,079,446.80 : x
  2. Step 2: Convert to fraction form
    163,417,080.08/225,515,515.56 = 90,079,446.80/x
  3. Step 3: Cross multiply
    163,417,080.08x = 225,515,515.56 × 90,079,446.80
  4. Step 4: Simplify right side
    163,417,080.08x = 20,314,312,886,461,592
  5. Step 5: Solve for x
    x = 20,314,312,886,461,592/163,417,080.08
  6. Step 6: Final answer
    x = 124,309,606.29

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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.