Home / 64,749,278.80-97,123,918.20-16,880,222.80

Finding the Fourth Proportional to 64,749,278.80, 97,123,918.20 and 16,880,222.80

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Solution

The fourth proportional to 64,749,278.80, 97,123,918.20 and 16,880,222.80 is: 25,320,334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,749,278.80 : 97,123,918.20 = 16,880,222.80 : x
  2. Step 2: Convert to fraction form
    64,749,278.80/97,123,918.20 = 16,880,222.80/x
  3. Step 3: Cross multiply
    64,749,278.80x = 97,123,918.20 × 16,880,222.80
  4. Step 4: Simplify right side
    64,749,278.80x = 1,639,473,378,424,975
  5. Step 5: Solve for x
    x = 1,639,473,378,424,975/64,749,278.80
  6. Step 6: Final answer
    x = 25,320,334.20

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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.