Home / 97,776,144.30-146,664,216.45-52,426,512.30

Finding the Fourth Proportional to 97,776,144.30, 146,664,216.45 and 52,426,512.30

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Solution

The fourth proportional to 97,776,144.30, 146,664,216.45 and 52,426,512.30 is: 78,639,768.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,776,144.30 : 146,664,216.45 = 52,426,512.30 : x
  2. Step 2: Convert to fraction form
    97,776,144.30/146,664,216.45 = 52,426,512.30/x
  3. Step 3: Cross multiply
    97,776,144.30x = 146,664,216.45 × 52,426,512.30
  4. Step 4: Simplify right side
    97,776,144.30x = 7,689,093,347,685,786
  5. Step 5: Solve for x
    x = 7,689,093,347,685,786/97,776,144.30
  6. Step 6: Final answer
    x = 78,639,768.45

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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.