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Finding the Fourth Proportional to 64,419,255, 88,898,571.90 and 35,445,879

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Solution

The fourth proportional to 64,419,255, 88,898,571.90 and 35,445,879 is: 48,915,313.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,419,255 : 88,898,571.90 = 35,445,879 : x
  2. Step 2: Convert to fraction form
    64,419,255/88,898,571.90 = 35,445,879/x
  3. Step 3: Cross multiply
    64,419,255x = 88,898,571.90 × 35,445,879
  4. Step 4: Simplify right side
    64,419,255x = 3,151,088,022,840,200.50
  5. Step 5: Solve for x
    x = 3,151,088,022,840,200.50/64,419,255
  6. Step 6: Final answer
    x = 48,915,313.02

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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.