Home / 293,410,095.80-440,115,143.70-190,097,965.40

Finding the Fourth Proportional to 293,410,095.80, 440,115,143.70 and 190,097,965.40

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Solution

The fourth proportional to 293,410,095.80, 440,115,143.70 and 190,097,965.40 is: 285,146,948.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,410,095.80 : 440,115,143.70 = 190,097,965.40 : x
  2. Step 2: Convert to fraction form
    293,410,095.80/440,115,143.70 = 190,097,965.40/x
  3. Step 3: Cross multiply
    293,410,095.80x = 440,115,143.70 × 190,097,965.40
  4. Step 4: Simplify right side
    293,410,095.80x = 83,664,993,359,098,624
  5. Step 5: Solve for x
    x = 83,664,993,359,098,624/293,410,095.80
  6. Step 6: Final answer
    x = 285,146,948.10

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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.