Home / 293,776,858.56-440,649,340.80-89,288,990.64

Finding the Fourth Proportional to 293,776,858.56, 440,649,340.80 and 89,288,990.64

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Solution

The fourth proportional to 293,776,858.56, 440,649,340.80 and 89,288,990.64 is: 133,928,639.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,776,858.56 : 440,649,340.80 = 89,288,990.64 : x
  2. Step 2: Convert to fraction form
    293,776,858.56/440,649,340.80 = 89,288,990.64/x
  3. Step 3: Cross multiply
    293,776,858.56x = 440,649,340.80 × 89,288,990.64
  4. Step 4: Simplify right side
    293,776,858.56x = 39,345,134,866,213,368
  5. Step 5: Solve for x
    x = 39,345,134,866,213,368/293,776,858.56
  6. Step 6: Final answer
    x = 133,928,639.10

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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.