Home / 694,195,534.08-957,987,185.76-380,934,984.96

Finding the Fourth Proportional to 694,195,534.08, 957,987,185.76 and 380,934,984.96

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Solution

The fourth proportional to 694,195,534.08, 957,987,185.76 and 380,934,984.96 is: 525,688,824.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,195,534.08 : 957,987,185.76 = 380,934,984.96 : x
  2. Step 2: Convert to fraction form
    694,195,534.08/957,987,185.76 = 380,934,984.96/x
  3. Step 3: Cross multiply
    694,195,534.08x = 957,987,185.76 × 380,934,984.96
  4. Step 4: Simplify right side
    694,195,534.08x = 364,930,834,199,358,272
  5. Step 5: Solve for x
    x = 364,930,834,199,358,272/694,195,534.08
  6. Step 6: Final answer
    x = 525,688,824.38

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Double scale
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1.5x scale

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.