Home / 186,826,808.80-280,240,213.20-48,652,148.80

Finding the Fourth Proportional to 186,826,808.80, 280,240,213.20 and 48,652,148.80

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Solution

The fourth proportional to 186,826,808.80, 280,240,213.20 and 48,652,148.80 is: 72,978,223.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,826,808.80 : 280,240,213.20 = 48,652,148.80 : x
  2. Step 2: Convert to fraction form
    186,826,808.80/280,240,213.20 = 48,652,148.80/x
  3. Step 3: Cross multiply
    186,826,808.80x = 280,240,213.20 × 48,652,148.80
  4. Step 4: Simplify right side
    186,826,808.80x = 13,634,288,552,350,122
  5. Step 5: Solve for x
    x = 13,634,288,552,350,122/186,826,808.80
  6. Step 6: Final answer
    x = 72,978,223.20

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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.