Home / 100,133,575.50-150,251,582.10-47,670,531.86

Finding the Fourth Proportional to 100,133,575.50, 150,251,582.10 and 47,670,531.86

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Solution

The fourth proportional to 100,133,575.50, 150,251,582.10 and 47,670,531.86 is: 71,530,181.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,133,575.50 : 150,251,582.10 = 47,670,531.86 : x
  2. Step 2: Convert to fraction form
    100,133,575.50/150,251,582.10 = 47,670,531.86/x
  3. Step 3: Cross multiply
    100,133,575.50x = 150,251,582.10 × 47,670,531.86
  4. Step 4: Simplify right side
    100,133,575.50x = 7,162,572,831,513,455
  5. Step 5: Solve for x
    x = 7,162,572,831,513,455/100,133,575.50
  6. Step 6: Final answer
    x = 71,530,181.52

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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.