Home / 66,529,340.30-99,794,010.45-30,697,532.30

Finding the Fourth Proportional to 66,529,340.30, 99,794,010.45 and 30,697,532.30

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Solution

The fourth proportional to 66,529,340.30, 99,794,010.45 and 30,697,532.30 is: 46,046,298.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,529,340.30 : 99,794,010.45 = 30,697,532.30 : x
  2. Step 2: Convert to fraction form
    66,529,340.30/99,794,010.45 = 30,697,532.30/x
  3. Step 3: Cross multiply
    66,529,340.30x = 99,794,010.45 × 30,697,532.30
  4. Step 4: Simplify right side
    66,529,340.30x = 3,063,429,859,135,412.50
  5. Step 5: Solve for x
    x = 3,063,429,859,135,412.50/66,529,340.30
  6. Step 6: Final answer
    x = 46,046,298.45

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Double scale
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Similar ratio
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1.5x scale

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.