Home / 138,865,628.35-208,298,027.30-35,234,633.35

Finding the Fourth Proportional to 138,865,628.35, 208,298,027.30 and 35,234,633.35

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Solution

The fourth proportional to 138,865,628.35, 208,298,027.30 and 35,234,633.35 is: 52,851,844.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,865,628.35 : 208,298,027.30 = 35,234,633.35 : x
  2. Step 2: Convert to fraction form
    138,865,628.35/208,298,027.30 = 35,234,633.35/x
  3. Step 3: Cross multiply
    138,865,628.35x = 208,298,027.30 × 35,234,633.35
  4. Step 4: Simplify right side
    138,865,628.35x = 7,339,304,620,310,046
  5. Step 5: Solve for x
    x = 7,339,304,620,310,046/138,865,628.35
  6. Step 6: Final answer
    x = 52,851,844.67

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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.