Home / 142,088,246.70-213,132,370.05-96,171,744.30

Finding the Fourth Proportional to 142,088,246.70, 213,132,370.05 and 96,171,744.30

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Solution

The fourth proportional to 142,088,246.70, 213,132,370.05 and 96,171,744.30 is: 144,257,616.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,088,246.70 : 213,132,370.05 = 96,171,744.30 : x
  2. Step 2: Convert to fraction form
    142,088,246.70/213,132,370.05 = 96,171,744.30/x
  3. Step 3: Cross multiply
    142,088,246.70x = 213,132,370.05 × 96,171,744.30
  4. Step 4: Simplify right side
    142,088,246.70x = 20,497,311,794,501,580
  5. Step 5: Solve for x
    x = 20,497,311,794,501,580/142,088,246.70
  6. Step 6: Final answer
    x = 144,257,616.45

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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.