Home / 225,828,885.20-338,685,867.02-70,353,713.45

Finding the Fourth Proportional to 225,828,885.20, 338,685,867.02 and 70,353,713.45

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Solution

The fourth proportional to 225,828,885.20, 338,685,867.02 and 70,353,713.45 is: 105,512,669.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,828,885.20 : 338,685,867.02 = 70,353,713.45 : x
  2. Step 2: Convert to fraction form
    225,828,885.20/338,685,867.02 = 70,353,713.45/x
  3. Step 3: Cross multiply
    225,828,885.20x = 338,685,867.02 × 70,353,713.45
  4. Step 4: Simplify right side
    225,828,885.20x = 23,827,808,436,372,336
  5. Step 5: Solve for x
    x = 23,827,808,436,372,336/225,828,885.20
  6. Step 6: Final answer
    x = 105,512,669.09

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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.