Home / 293,566,019.40-440,349,029.10-89,093,766.60

Finding the Fourth Proportional to 293,566,019.40, 440,349,029.10 and 89,093,766.60

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Solution

The fourth proportional to 293,566,019.40, 440,349,029.10 and 89,093,766.60 is: 133,640,649.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,566,019.40 : 440,349,029.10 = 89,093,766.60 : x
  2. Step 2: Convert to fraction form
    293,566,019.40/440,349,029.10 = 89,093,766.60/x
  3. Step 3: Cross multiply
    293,566,019.40x = 440,349,029.10 × 89,093,766.60
  4. Step 4: Simplify right side
    293,566,019.40x = 39,232,353,621,172,008
  5. Step 5: Solve for x
    x = 39,232,353,621,172,008/293,566,019.40
  6. Step 6: Final answer
    x = 133,640,649.90

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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.