Home / 157,451,914.80-236,161,925.93-42,448,082.40

Finding the Fourth Proportional to 157,451,914.80, 236,161,925.93 and 42,448,082.40

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Solution

The fourth proportional to 157,451,914.80, 236,161,925.93 and 42,448,082.40 is: 63,667,824.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,451,914.80 : 236,161,925.93 = 42,448,082.40 : x
  2. Step 2: Convert to fraction form
    157,451,914.80/236,161,925.93 = 42,448,082.40/x
  3. Step 3: Cross multiply
    157,451,914.80x = 236,161,925.93 × 42,448,082.40
  4. Step 4: Simplify right side
    157,451,914.80x = 10,024,620,891,725,456
  5. Step 5: Solve for x
    x = 10,024,620,891,725,456/157,451,914.80
  6. Step 6: Final answer
    x = 63,667,824.58

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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.