Home / 64,645,254.35-89,212,334.99-35,278,478.47

Finding the Fourth Proportional to 64,645,254.35, 89,212,334.99 and 35,278,478.47

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Solution

The fourth proportional to 64,645,254.35, 89,212,334.99 and 35,278,478.47 is: 48,685,328.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,645,254.35 : 89,212,334.99 = 35,278,478.47 : x
  2. Step 2: Convert to fraction form
    64,645,254.35/89,212,334.99 = 35,278,478.47/x
  3. Step 3: Cross multiply
    64,645,254.35x = 89,212,334.99 × 35,278,478.47
  4. Step 4: Simplify right side
    64,645,254.35x = 3,147,275,438,803,719.50
  5. Step 5: Solve for x
    x = 3,147,275,438,803,719.50/64,645,254.35
  6. Step 6: Final answer
    x = 48,685,328.42

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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.