Home / 147,209,513.40-220,814,270.10-146,201,743.80

Finding the Fourth Proportional to 147,209,513.40, 220,814,270.10 and 146,201,743.80

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Solution

The fourth proportional to 147,209,513.40, 220,814,270.10 and 146,201,743.80 is: 219,302,615.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,209,513.40 : 220,814,270.10 = 146,201,743.80 : x
  2. Step 2: Convert to fraction form
    147,209,513.40/220,814,270.10 = 146,201,743.80/x
  3. Step 3: Cross multiply
    147,209,513.40x = 220,814,270.10 × 146,201,743.80
  4. Step 4: Simplify right side
    147,209,513.40x = 32,283,431,344,544,204
  5. Step 5: Solve for x
    x = 32,283,431,344,544,204/147,209,513.40
  6. Step 6: Final answer
    x = 219,302,615.70

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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.