Home / 155,849,987.24-233,811,361.60-45,187,971.92

Finding the Fourth Proportional to 155,849,987.24, 233,811,361.60 and 45,187,971.92

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Solution

The fourth proportional to 155,849,987.24, 233,811,361.60 and 45,187,971.92 is: 67,792,506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,849,987.24 : 233,811,361.60 = 45,187,971.92 : x
  2. Step 2: Convert to fraction form
    155,849,987.24/233,811,361.60 = 45,187,971.92/x
  3. Step 3: Cross multiply
    155,849,987.24x = 233,811,361.60 × 45,187,971.92
  4. Step 4: Simplify right side
    155,849,987.24x = 10,565,461,242,557,766
  5. Step 5: Solve for x
    x = 10,565,461,242,557,766/155,849,987.24
  6. Step 6: Final answer
    x = 67,792,506.30

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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.