Home / 284,173,157.24-392,154,817.56-158,727,138.20

Finding the Fourth Proportional to 284,173,157.24, 392,154,817.56 and 158,727,138.20

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Solution

The fourth proportional to 284,173,157.24, 392,154,817.56 and 158,727,138.20 is: 219,041,138.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,173,157.24 : 392,154,817.56 = 158,727,138.20 : x
  2. Step 2: Convert to fraction form
    284,173,157.24/392,154,817.56 = 158,727,138.20/x
  3. Step 3: Cross multiply
    284,173,157.24x = 392,154,817.56 × 158,727,138.20
  4. Step 4: Simplify right side
    284,173,157.24x = 62,245,611,922,641,904
  5. Step 5: Solve for x
    x = 62,245,611,922,641,904/284,173,157.24
  6. Step 6: Final answer
    x = 219,041,138.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.