Home / 423,545,903.80-584,507,540.10-235,382,127.09

Finding the Fourth Proportional to 423,545,903.80, 584,507,540.10 and 235,382,127.09

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Solution

The fourth proportional to 423,545,903.80, 584,507,540.10 and 235,382,127.09 is: 324,835,222.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,545,903.80 : 584,507,540.10 = 235,382,127.09 : x
  2. Step 2: Convert to fraction form
    423,545,903.80/584,507,540.10 = 235,382,127.09/x
  3. Step 3: Cross multiply
    423,545,903.80x = 584,507,540.10 × 235,382,127.09
  4. Step 4: Simplify right side
    423,545,903.80x = 137,582,628,085,580,912
  5. Step 5: Solve for x
    x = 137,582,628,085,580,912/423,545,903.80
  6. Step 6: Final answer
    x = 324,835,222.94

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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.