Home / 109,699,748.08-151,396,485-62,663,861.32

Finding the Fourth Proportional to 109,699,748.08, 151,396,485 and 62,663,861.32

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Solution

The fourth proportional to 109,699,748.08, 151,396,485 and 62,663,861.32 is: 86,482,316.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,699,748.08 : 151,396,485 = 62,663,861.32 : x
  2. Step 2: Convert to fraction form
    109,699,748.08/151,396,485 = 62,663,861.32/x
  3. Step 3: Cross multiply
    109,699,748.08x = 151,396,485 × 62,663,861.32
  4. Step 4: Simplify right side
    109,699,748.08x = 9,487,088,340,375,460
  5. Step 5: Solve for x
    x = 9,487,088,340,375,460/109,699,748.08
  6. Step 6: Final answer
    x = 86,482,316.56

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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.