Home / 440,365,890.60-660,548,835.90-295,247,068.20

Finding the Fourth Proportional to 440,365,890.60, 660,548,835.90 and 295,247,068.20

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Solution

The fourth proportional to 440,365,890.60, 660,548,835.90 and 295,247,068.20 is: 442,870,602.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,365,890.60 : 660,548,835.90 = 295,247,068.20 : x
  2. Step 2: Convert to fraction form
    440,365,890.60/660,548,835.90 = 295,247,068.20/x
  3. Step 3: Cross multiply
    440,365,890.60x = 660,548,835.90 × 295,247,068.20
  4. Step 4: Simplify right side
    440,365,890.60x = 195,025,107,202,397,888
  5. Step 5: Solve for x
    x = 195,025,107,202,397,888/440,365,890.60
  6. Step 6: Final answer
    x = 442,870,602.30

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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.