Home / 516,013,107.60-774,019,661.40-322,521,344.40

Finding the Fourth Proportional to 516,013,107.60, 774,019,661.40 and 322,521,344.40

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Solution

The fourth proportional to 516,013,107.60, 774,019,661.40 and 322,521,344.40 is: 483,782,016.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,013,107.60 : 774,019,661.40 = 322,521,344.40 : x
  2. Step 2: Convert to fraction form
    516,013,107.60/774,019,661.40 = 322,521,344.40/x
  3. Step 3: Cross multiply
    516,013,107.60x = 774,019,661.40 × 322,521,344.40
  4. Step 4: Simplify right side
    516,013,107.60x = 249,637,861,786,760,768
  5. Step 5: Solve for x
    x = 249,637,861,786,760,768/516,013,107.60
  6. Step 6: Final answer
    x = 483,782,016.60

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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.