Home / 69,769,312.80-96,281,652.95-38,836,789.39

Finding the Fourth Proportional to 69,769,312.80, 96,281,652.95 and 38,836,789.39

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Solution

The fourth proportional to 69,769,312.80, 96,281,652.95 and 38,836,789.39 is: 53,594,770.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,769,312.80 : 96,281,652.95 = 38,836,789.39 : x
  2. Step 2: Convert to fraction form
    69,769,312.80/96,281,652.95 = 38,836,789.39/x
  3. Step 3: Cross multiply
    69,769,312.80x = 96,281,652.95 × 38,836,789.39
  4. Step 4: Simplify right side
    69,769,312.80x = 3,739,270,277,740,222.50
  5. Step 5: Solve for x
    x = 3,739,270,277,740,222.50/69,769,312.80
  6. Step 6: Final answer
    x = 53,594,770.07

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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.