Home / 252,793,923.10-379,285,363.05-99,546,809.02

Finding the Fourth Proportional to 252,793,923.10, 379,285,363.05 and 99,546,809.02

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Solution

The fourth proportional to 252,793,923.10, 379,285,363.05 and 99,546,809.02 is: 149,357,417.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,793,923.10 : 379,285,363.05 = 99,546,809.02 : x
  2. Step 2: Convert to fraction form
    252,793,923.10/379,285,363.05 = 99,546,809.02/x
  3. Step 3: Cross multiply
    252,793,923.10x = 379,285,363.05 × 99,546,809.02
  4. Step 4: Simplify right side
    252,793,923.10x = 37,756,647,599,619,712
  5. Step 5: Solve for x
    x = 37,756,647,599,619,712/252,793,923.10
  6. Step 6: Final answer
    x = 149,357,417.84

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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.