Home / 146,709,209.40-220,063,814.10-135,623,743.80

Finding the Fourth Proportional to 146,709,209.40, 220,063,814.10 and 135,623,743.80

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Solution

The fourth proportional to 146,709,209.40, 220,063,814.10 and 135,623,743.80 is: 203,435,615.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,709,209.40 : 220,063,814.10 = 135,623,743.80 : x
  2. Step 2: Convert to fraction form
    146,709,209.40/220,063,814.10 = 135,623,743.80/x
  3. Step 3: Cross multiply
    146,709,209.40x = 220,063,814.10 × 135,623,743.80
  4. Step 4: Simplify right side
    146,709,209.40x = 29,845,878,343,149,228
  5. Step 5: Solve for x
    x = 29,845,878,343,149,228/146,709,209.40
  6. Step 6: Final answer
    x = 203,435,615.70

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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.