Home / 293,402,844.40-440,104,266.60-289,098,172.30

Finding the Fourth Proportional to 293,402,844.40, 440,104,266.60 and 289,098,172.30

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Solution

The fourth proportional to 293,402,844.40, 440,104,266.60 and 289,098,172.30 is: 433,647,258.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,402,844.40 : 440,104,266.60 = 289,098,172.30 : x
  2. Step 2: Convert to fraction form
    293,402,844.40/440,104,266.60 = 289,098,172.30/x
  3. Step 3: Cross multiply
    293,402,844.40x = 440,104,266.60 × 289,098,172.30
  4. Step 4: Simplify right side
    293,402,844.40x = 127,233,339,095,491,952
  5. Step 5: Solve for x
    x = 127,233,339,095,491,952/293,402,844.40
  6. Step 6: Final answer
    x = 433,647,258.45

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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.