Home / 64,516,891.70-96,775,337.55-28,615,099.70

Finding the Fourth Proportional to 64,516,891.70, 96,775,337.55 and 28,615,099.70

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Solution

The fourth proportional to 64,516,891.70, 96,775,337.55 and 28,615,099.70 is: 42,922,649.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,516,891.70 : 96,775,337.55 = 28,615,099.70 : x
  2. Step 2: Convert to fraction form
    64,516,891.70/96,775,337.55 = 28,615,099.70/x
  3. Step 3: Cross multiply
    64,516,891.70x = 96,775,337.55 × 28,615,099.70
  4. Step 4: Simplify right side
    64,516,891.70x = 2,769,235,932,494,403.50
  5. Step 5: Solve for x
    x = 2,769,235,932,494,403.50/64,516,891.70
  6. Step 6: Final answer
    x = 42,922,649.55

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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.