Home / 533,426,113.08-799,103,856.66-393,111,742.20

Finding the Fourth Proportional to 533,426,113.08, 799,103,856.66 and 393,111,742.20

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Solution

The fourth proportional to 533,426,113.08, 799,103,856.66 and 393,111,742.20 is: 588,904,632.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,426,113.08 : 799,103,856.66 = 393,111,742.20 : x
  2. Step 2: Convert to fraction form
    533,426,113.08/799,103,856.66 = 393,111,742.20/x
  3. Step 3: Cross multiply
    533,426,113.08x = 799,103,856.66 × 393,111,742.20
  4. Step 4: Simplify right side
    533,426,113.08x = 314,137,109,290,351,680
  5. Step 5: Solve for x
    x = 314,137,109,290,351,680/533,426,113.08
  6. Step 6: Final answer
    x = 588,904,632.88

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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.