Home / 115,503,539.34-159,394,838.67-63,995,315.34

Finding the Fourth Proportional to 115,503,539.34, 159,394,838.67 and 63,995,315.34

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Solution

The fourth proportional to 115,503,539.34, 159,394,838.67 and 63,995,315.34 is: 88,313,509.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,503,539.34 : 159,394,838.67 = 63,995,315.34 : x
  2. Step 2: Convert to fraction form
    115,503,539.34/159,394,838.67 = 63,995,315.34/x
  3. Step 3: Cross multiply
    115,503,539.34x = 159,394,838.67 × 63,995,315.34
  4. Step 4: Simplify right side
    115,503,539.34x = 10,200,522,964,255,076
  5. Step 5: Solve for x
    x = 10,200,522,964,255,076/115,503,539.34
  6. Step 6: Final answer
    x = 88,313,509.89

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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.