Home / 440,352,448.80-660,360,711.60-133,542,592.80

Finding the Fourth Proportional to 440,352,448.80, 660,360,711.60 and 133,542,592.80

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Solution

The fourth proportional to 440,352,448.80, 660,360,711.60 and 133,542,592.80 is: 200,262,952.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,352,448.80 : 660,360,711.60 = 133,542,592.80 : x
  2. Step 2: Convert to fraction form
    440,352,448.80/660,360,711.60 = 133,542,592.80/x
  3. Step 3: Cross multiply
    440,352,448.80x = 660,360,711.60 × 133,542,592.80
  4. Step 4: Simplify right side
    440,352,448.80x = 88,186,281,610,317,040
  5. Step 5: Solve for x
    x = 88,186,281,610,317,040/440,352,448.80
  6. Step 6: Final answer
    x = 200,262,952.67

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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.