Home / 64,645,263.88-89,212,348.15-35,278,487.96

Finding the Fourth Proportional to 64,645,263.88, 89,212,348.15 and 35,278,487.96

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Solution

The fourth proportional to 64,645,263.88, 89,212,348.15 and 35,278,487.96 is: 48,685,341.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,645,263.88 : 89,212,348.15 = 35,278,487.96 : x
  2. Step 2: Convert to fraction form
    64,645,263.88/89,212,348.15 = 35,278,487.96/x
  3. Step 3: Cross multiply
    64,645,263.88x = 89,212,348.15 × 35,278,487.96
  4. Step 4: Simplify right side
    64,645,263.88x = 3,147,276,749,558,845
  5. Step 5: Solve for x
    x = 3,147,276,749,558,845/64,645,263.88
  6. Step 6: Final answer
    x = 48,685,341.52

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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.