Home / 152,955,352.62-211,078,416.99-83,340,733.50

Finding the Fourth Proportional to 152,955,352.62, 211,078,416.99 and 83,340,733.50

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Solution

The fourth proportional to 152,955,352.62, 211,078,416.99 and 83,340,733.50 is: 115,010,228.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,955,352.62 : 211,078,416.99 = 83,340,733.50 : x
  2. Step 2: Convert to fraction form
    152,955,352.62/211,078,416.99 = 83,340,733.50/x
  3. Step 3: Cross multiply
    152,955,352.62x = 211,078,416.99 × 83,340,733.50
  4. Step 4: Simplify right side
    152,955,352.62x = 17,591,430,099,069,534
  5. Step 5: Solve for x
    x = 17,591,430,099,069,534/152,955,352.62
  6. Step 6: Final answer
    x = 115,010,228.78

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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.