Home / 157,464,239.70-236,196,359.55-100,210,329.30

Finding the Fourth Proportional to 157,464,239.70, 236,196,359.55 and 100,210,329.30

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Solution

The fourth proportional to 157,464,239.70, 236,196,359.55 and 100,210,329.30 is: 150,315,493.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,239.70 : 236,196,359.55 = 100,210,329.30 : x
  2. Step 2: Convert to fraction form
    157,464,239.70/236,196,359.55 = 100,210,329.30/x
  3. Step 3: Cross multiply
    157,464,239.70x = 236,196,359.55 × 100,210,329.30
  4. Step 4: Simplify right side
    157,464,239.70x = 23,669,314,969,966,700
  5. Step 5: Solve for x
    x = 23,669,314,969,966,700/157,464,239.70
  6. Step 6: Final answer
    x = 150,315,493.95

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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.