Home / 225,878,137.64-338,652,025.02-72,436,852.52

Finding the Fourth Proportional to 225,878,137.64, 338,652,025.02 and 72,436,852.52

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Solution

The fourth proportional to 225,878,137.64, 338,652,025.02 and 72,436,852.52 is: 108,602,306.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,878,137.64 : 338,652,025.02 = 72,436,852.52 : x
  2. Step 2: Convert to fraction form
    225,878,137.64/338,652,025.02 = 72,436,852.52/x
  3. Step 3: Cross multiply
    225,878,137.64x = 338,652,025.02 × 72,436,852.52
  4. Step 4: Simplify right side
    225,878,137.64x = 24,530,886,791,973,088
  5. Step 5: Solve for x
    x = 24,530,886,791,973,088/225,878,137.64
  6. Step 6: Final answer
    x = 108,602,306.75

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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.