Home / 307,165,510.40-460,748,265.60-225,536,172.80

Finding the Fourth Proportional to 307,165,510.40, 460,748,265.60 and 225,536,172.80

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Solution

The fourth proportional to 307,165,510.40, 460,748,265.60 and 225,536,172.80 is: 338,304,259.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,165,510.40 : 460,748,265.60 = 225,536,172.80 : x
  2. Step 2: Convert to fraction form
    307,165,510.40/460,748,265.60 = 225,536,172.80/x
  3. Step 3: Cross multiply
    307,165,510.40x = 460,748,265.60 × 225,536,172.80
  4. Step 4: Simplify right side
    307,165,510.40x = 103,915,400,447,661,904
  5. Step 5: Solve for x
    x = 103,915,400,447,661,904/307,165,510.40
  6. Step 6: Final answer
    x = 338,304,259.20

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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.