Home / 152,354,208.42-210,313,147.41-102,861,626.22

Finding the Fourth Proportional to 152,354,208.42, 210,313,147.41 and 102,861,626.22

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Solution

The fourth proportional to 152,354,208.42, 210,313,147.41 and 102,861,626.22 is: 141,992,483.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,354,208.42 : 210,313,147.41 = 102,861,626.22 : x
  2. Step 2: Convert to fraction form
    152,354,208.42/210,313,147.41 = 102,861,626.22/x
  3. Step 3: Cross multiply
    152,354,208.42x = 210,313,147.41 × 102,861,626.22
  4. Step 4: Simplify right side
    152,354,208.42x = 21,633,152,358,039,180
  5. Step 5: Solve for x
    x = 21,633,152,358,039,180/152,354,208.42
  6. Step 6: Final answer
    x = 141,992,483.06

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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.