Home / 65,202,087.30-97,803,130.95-19,757,976.90

Finding the Fourth Proportional to 65,202,087.30, 97,803,130.95 and 19,757,976.90

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Solution

The fourth proportional to 65,202,087.30, 97,803,130.95 and 19,757,976.90 is: 29,636,965.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,202,087.30 : 97,803,130.95 = 19,757,976.90 : x
  2. Step 2: Convert to fraction form
    65,202,087.30/97,803,130.95 = 19,757,976.90/x
  3. Step 3: Cross multiply
    65,202,087.30x = 97,803,130.95 × 19,757,976.90
  4. Step 4: Simplify right side
    65,202,087.30x = 1,932,392,002,057,775
  5. Step 5: Solve for x
    x = 1,932,392,002,057,775/65,202,087.30
  6. Step 6: Final answer
    x = 29,636,965.35

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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.