Home / 454,570,867.27-681,869,004.95-147,862,981.36

Finding the Fourth Proportional to 454,570,867.27, 681,869,004.95 and 147,862,981.36

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Solution

The fourth proportional to 454,570,867.27, 681,869,004.95 and 147,862,981.36 is: 221,798,604.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,570,867.27 : 681,869,004.95 = 147,862,981.36 : x
  2. Step 2: Convert to fraction form
    454,570,867.27/681,869,004.95 = 147,862,981.36/x
  3. Step 3: Cross multiply
    454,570,867.27x = 681,869,004.95 × 147,862,981.36
  4. Step 4: Simplify right side
    454,570,867.27x = 100,823,183,968,144,304
  5. Step 5: Solve for x
    x = 100,823,183,968,144,304/454,570,867.27
  6. Step 6: Final answer
    x = 221,798,604.41

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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.