Home / 239,534,562.40-330,559,673.16-132,247,340.80

Finding the Fourth Proportional to 239,534,562.40, 330,559,673.16 and 132,247,340.80

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Solution

The fourth proportional to 239,534,562.40, 330,559,673.16 and 132,247,340.80 is: 182,502,421.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,534,562.40 : 330,559,673.16 = 132,247,340.80 : x
  2. Step 2: Convert to fraction form
    239,534,562.40/330,559,673.16 = 132,247,340.80/x
  3. Step 3: Cross multiply
    239,534,562.40x = 330,559,673.16 × 132,247,340.80
  4. Step 4: Simplify right side
    239,534,562.40x = 43,715,637,751,127,136
  5. Step 5: Solve for x
    x = 43,715,637,751,127,136/239,534,562.40
  6. Step 6: Final answer
    x = 182,502,421.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.