Home / 454,570,867.02-681,869,004.57-147,862,981.11

Finding the Fourth Proportional to 454,570,867.02, 681,869,004.57 and 147,862,981.11

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Solution

The fourth proportional to 454,570,867.02, 681,869,004.57 and 147,862,981.11 is: 221,798,604.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,570,867.02 : 681,869,004.57 = 147,862,981.11 : x
  2. Step 2: Convert to fraction form
    454,570,867.02/681,869,004.57 = 147,862,981.11/x
  3. Step 3: Cross multiply
    454,570,867.02x = 681,869,004.57 × 147,862,981.11
  4. Step 4: Simplify right side
    454,570,867.02x = 100,823,183,742,228,432
  5. Step 5: Solve for x
    x = 100,823,183,742,228,432/454,570,867.02
  6. Step 6: Final answer
    x = 221,798,604.04

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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.