Home / 293,280,750.50-404,241,279.90-285,517,782.50

Finding the Fourth Proportional to 293,280,750.50, 404,241,279.90 and 285,517,782.50

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Solution

The fourth proportional to 293,280,750.50, 404,241,279.90 and 285,517,782.50 is: 393,541,252.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,280,750.50 : 404,241,279.90 = 285,517,782.50 : x
  2. Step 2: Convert to fraction form
    293,280,750.50/404,241,279.90 = 285,517,782.50/x
  3. Step 3: Cross multiply
    293,280,750.50x = 404,241,279.90 × 285,517,782.50
  4. Step 4: Simplify right side
    293,280,750.50x = 115,418,073,832,009,808
  5. Step 5: Solve for x
    x = 115,418,073,832,009,808/293,280,750.50
  6. Step 6: Final answer
    x = 393,541,252.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.