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Finding the Fourth Proportional to 225,898,406.25, 338,990,951.03 and 96,506,989.89

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Solution

The fourth proportional to 225,898,406.25, 338,990,951.03 and 96,506,989.89 is: 144,821,722.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,898,406.25 : 338,990,951.03 = 96,506,989.89 : x
  2. Step 2: Convert to fraction form
    225,898,406.25/338,990,951.03 = 96,506,989.89/x
  3. Step 3: Cross multiply
    225,898,406.25x = 338,990,951.03 × 96,506,989.89
  4. Step 4: Simplify right side
    225,898,406.25x = 32,714,996,283,371,160
  5. Step 5: Solve for x
    x = 32,714,996,283,371,160/225,898,406.25
  6. Step 6: Final answer
    x = 144,821,722.41

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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.