Home / 100,159,294.08-150,260,495.52-31,070,720.64

Finding the Fourth Proportional to 100,159,294.08, 150,260,495.52 and 31,070,720.64

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Solution

The fourth proportional to 100,159,294.08, 150,260,495.52 and 31,070,720.64 is: 46,612,767.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,159,294.08 : 150,260,495.52 = 31,070,720.64 : x
  2. Step 2: Convert to fraction form
    100,159,294.08/150,260,495.52 = 31,070,720.64/x
  3. Step 3: Cross multiply
    100,159,294.08x = 150,260,495.52 × 31,070,720.64
  4. Step 4: Simplify right side
    100,159,294.08x = 4,668,701,879,529,892
  5. Step 5: Solve for x
    x = 4,668,701,879,529,892/100,159,294.08
  6. Step 6: Final answer
    x = 46,612,767.42

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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.