Home / 69,865,404.30-104,798,106.45-39,632,316.30

Finding the Fourth Proportional to 69,865,404.30, 104,798,106.45 and 39,632,316.30

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Solution

The fourth proportional to 69,865,404.30, 104,798,106.45 and 39,632,316.30 is: 59,448,474.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,865,404.30 : 104,798,106.45 = 39,632,316.30 : x
  2. Step 2: Convert to fraction form
    69,865,404.30/104,798,106.45 = 39,632,316.30/x
  3. Step 3: Cross multiply
    69,865,404.30x = 104,798,106.45 × 39,632,316.30
  4. Step 4: Simplify right side
    69,865,404.30x = 4,153,391,702,467,470
  5. Step 5: Solve for x
    x = 4,153,391,702,467,470/69,865,404.30
  6. Step 6: Final answer
    x = 59,448,474.45

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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.