Home / 156,335,737.20-234,390,231.72-105,090,653.04

Finding the Fourth Proportional to 156,335,737.20, 234,390,231.72 and 105,090,653.04

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Solution

The fourth proportional to 156,335,737.20, 234,390,231.72 and 105,090,653.04 is: 157,559,768.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,335,737.20 : 234,390,231.72 = 105,090,653.04 : x
  2. Step 2: Convert to fraction form
    156,335,737.20/234,390,231.72 = 105,090,653.04/x
  3. Step 3: Cross multiply
    156,335,737.20x = 234,390,231.72 × 105,090,653.04
  4. Step 4: Simplify right side
    156,335,737.20x = 24,632,222,517,651,724
  5. Step 5: Solve for x
    x = 24,632,222,517,651,724/156,335,737.20
  6. Step 6: Final answer
    x = 157,559,768.22

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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.