Home / 501,422,449.40-752,133,674.10-415,258,148.60

Finding the Fourth Proportional to 501,422,449.40, 752,133,674.10 and 415,258,148.60

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Solution

The fourth proportional to 501,422,449.40, 752,133,674.10 and 415,258,148.60 is: 622,887,222.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,422,449.40 : 752,133,674.10 = 415,258,148.60 : x
  2. Step 2: Convert to fraction form
    501,422,449.40/752,133,674.10 = 415,258,148.60/x
  3. Step 3: Cross multiply
    501,422,449.40x = 752,133,674.10 × 415,258,148.60
  4. Step 4: Simplify right side
    501,422,449.40x = 312,329,637,006,481,792
  5. Step 5: Solve for x
    x = 312,329,637,006,481,792/501,422,449.40
  6. Step 6: Final answer
    x = 622,887,222.90

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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.