Home / 157,718,467.26-218,764,994.76-153,523,626.30

Finding the Fourth Proportional to 157,718,467.26, 218,764,994.76 and 153,523,626.30

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Solution

The fourth proportional to 157,718,467.26, 218,764,994.76 and 153,523,626.30 is: 212,946,498.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,718,467.26 : 218,764,994.76 = 153,523,626.30 : x
  2. Step 2: Convert to fraction form
    157,718,467.26/218,764,994.76 = 153,523,626.30/x
  3. Step 3: Cross multiply
    157,718,467.26x = 218,764,994.76 × 153,523,626.30
  4. Step 4: Simplify right side
    157,718,467.26x = 33,585,595,303,055,700
  5. Step 5: Solve for x
    x = 33,585,595,303,055,700/157,718,467.26
  6. Step 6: Final answer
    x = 212,946,498.19

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.