Home / 354,304,155.60-531,456,233.40-322,559,413.20

Finding the Fourth Proportional to 354,304,155.60, 531,456,233.40 and 322,559,413.20

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Solution

The fourth proportional to 354,304,155.60, 531,456,233.40 and 322,559,413.20 is: 483,839,119.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,304,155.60 : 531,456,233.40 = 322,559,413.20 : x
  2. Step 2: Convert to fraction form
    354,304,155.60/531,456,233.40 = 322,559,413.20/x
  3. Step 3: Cross multiply
    354,304,155.60x = 531,456,233.40 × 322,559,413.20
  4. Step 4: Simplify right side
    354,304,155.60x = 171,426,210,786,986,240
  5. Step 5: Solve for x
    x = 171,426,210,786,986,240/354,304,155.60
  6. Step 6: Final answer
    x = 483,839,119.80

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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.