Home / 149,112,878.20-223,536,347.70-58,215,326.20

Finding the Fourth Proportional to 149,112,878.20, 223,536,347.70 and 58,215,326.20

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Solution

The fourth proportional to 149,112,878.20, 223,536,347.70 and 58,215,326.20 is: 87,271,076.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,112,878.20 : 223,536,347.70 = 58,215,326.20 : x
  2. Step 2: Convert to fraction form
    149,112,878.20/223,536,347.70 = 58,215,326.20/x
  3. Step 3: Cross multiply
    149,112,878.20x = 223,536,347.70 × 58,215,326.20
  4. Step 4: Simplify right side
    149,112,878.20x = 13,013,241,398,912,120
  5. Step 5: Solve for x
    x = 13,013,241,398,912,120/149,112,878.20
  6. Step 6: Final answer
    x = 87,271,076.49

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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.