Home / 154,549,606.80-231,824,410.20-69,614,950.80

Finding the Fourth Proportional to 154,549,606.80, 231,824,410.20 and 69,614,950.80

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Solution

The fourth proportional to 154,549,606.80, 231,824,410.20 and 69,614,950.80 is: 104,422,426.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,549,606.80 : 231,824,410.20 = 69,614,950.80 : x
  2. Step 2: Convert to fraction form
    154,549,606.80/231,824,410.20 = 69,614,950.80/x
  3. Step 3: Cross multiply
    154,549,606.80x = 231,824,410.20 × 69,614,950.80
  4. Step 4: Simplify right side
    154,549,606.80x = 16,138,444,910,312,016
  5. Step 5: Solve for x
    x = 16,138,444,910,312,016/154,549,606.80
  6. Step 6: Final answer
    x = 104,422,426.20

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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.