Home / 440,365,848.10-660,548,772.15-295,247,025.70

Finding the Fourth Proportional to 440,365,848.10, 660,548,772.15 and 295,247,025.70

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Solution

The fourth proportional to 440,365,848.10, 660,548,772.15 and 295,247,025.70 is: 442,870,538.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,365,848.10 : 660,548,772.15 = 295,247,025.70 : x
  2. Step 2: Convert to fraction form
    440,365,848.10/660,548,772.15 = 295,247,025.70/x
  3. Step 3: Cross multiply
    440,365,848.10x = 660,548,772.15 × 295,247,025.70
  4. Step 4: Simplify right side
    440,365,848.10x = 195,025,060,307,074,464
  5. Step 5: Solve for x
    x = 195,025,060,307,074,464/440,365,848.10
  6. Step 6: Final answer
    x = 442,870,538.55

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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.