Home / 169,990,207.40-255,048,296.70-67,827,564.20

Finding the Fourth Proportional to 169,990,207.40, 255,048,296.70 and 67,827,564.20

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Solution

The fourth proportional to 169,990,207.40, 255,048,296.70 and 67,827,564.20 is: 101,766,478.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,990,207.40 : 255,048,296.70 = 67,827,564.20 : x
  2. Step 2: Convert to fraction form
    169,990,207.40/255,048,296.70 = 67,827,564.20/x
  3. Step 3: Cross multiply
    169,990,207.40x = 255,048,296.70 × 67,827,564.20
  4. Step 4: Simplify right side
    169,990,207.40x = 17,299,304,718,519,898
  5. Step 5: Solve for x
    x = 17,299,304,718,519,898/169,990,207.40
  6. Step 6: Final answer
    x = 101,766,478.10

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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.