Home / 146,898,259.20-220,431,369.60-56,087,020.80

Finding the Fourth Proportional to 146,898,259.20, 220,431,369.60 and 56,087,020.80

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Solution

The fourth proportional to 146,898,259.20, 220,431,369.60 and 56,087,020.80 is: 84,162,595.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,898,259.20 : 220,431,369.60 = 56,087,020.80 : x
  2. Step 2: Convert to fraction form
    146,898,259.20/220,431,369.60 = 56,087,020.80/x
  3. Step 3: Cross multiply
    146,898,259.20x = 220,431,369.60 × 56,087,020.80
  4. Step 4: Simplify right side
    146,898,259.20x = 12,363,338,811,727,686
  5. Step 5: Solve for x
    x = 12,363,338,811,727,686/146,898,259.20
  6. Step 6: Final answer
    x = 84,162,595.79

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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.