Home / 147,219,747.60-220,829,621.40-50,284,909.20

Finding the Fourth Proportional to 147,219,747.60, 220,829,621.40 and 50,284,909.20

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Solution

The fourth proportional to 147,219,747.60, 220,829,621.40 and 50,284,909.20 is: 75,427,363.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,219,747.60 : 220,829,621.40 = 50,284,909.20 : x
  2. Step 2: Convert to fraction form
    147,219,747.60/220,829,621.40 = 50,284,909.20/x
  3. Step 3: Cross multiply
    147,219,747.60x = 220,829,621.40 × 50,284,909.20
  4. Step 4: Simplify right side
    147,219,747.60x = 11,104,397,460,769,378
  5. Step 5: Solve for x
    x = 11,104,397,460,769,378/147,219,747.60
  6. Step 6: Final answer
    x = 75,427,363.80

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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.