Home / 131,329,113.20-196,993,669.80-88,330,943.60

Finding the Fourth Proportional to 131,329,113.20, 196,993,669.80 and 88,330,943.60

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Solution

The fourth proportional to 131,329,113.20, 196,993,669.80 and 88,330,943.60 is: 132,496,415.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,329,113.20 : 196,993,669.80 = 88,330,943.60 : x
  2. Step 2: Convert to fraction form
    131,329,113.20/196,993,669.80 = 88,330,943.60/x
  3. Step 3: Cross multiply
    131,329,113.20x = 196,993,669.80 × 88,330,943.60
  4. Step 4: Simplify right side
    131,329,113.20x = 17,400,636,736,660,824
  5. Step 5: Solve for x
    x = 17,400,636,736,660,824/131,329,113.20
  6. Step 6: Final answer
    x = 132,496,415.40

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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.