Home / 544,307,029.60-816,460,544.40-521,632,213.60

Finding the Fourth Proportional to 544,307,029.60, 816,460,544.40 and 521,632,213.60

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Solution

The fourth proportional to 544,307,029.60, 816,460,544.40 and 521,632,213.60 is: 782,448,320.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,307,029.60 : 816,460,544.40 = 521,632,213.60 : x
  2. Step 2: Convert to fraction form
    544,307,029.60/816,460,544.40 = 521,632,213.60/x
  3. Step 3: Cross multiply
    544,307,029.60x = 816,460,544.40 × 521,632,213.60
  4. Step 4: Simplify right side
    544,307,029.60x = 425,892,121,092,433,088
  5. Step 5: Solve for x
    x = 425,892,121,092,433,088/544,307,029.60
  6. Step 6: Final answer
    x = 782,448,320.40

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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.