Home / 651,100,181.60-976,650,272.40-528,656,175.20

Finding the Fourth Proportional to 651,100,181.60, 976,650,272.40 and 528,656,175.20

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Solution

The fourth proportional to 651,100,181.60, 976,650,272.40 and 528,656,175.20 is: 792,984,262.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,100,181.60 : 976,650,272.40 = 528,656,175.20 : x
  2. Step 2: Convert to fraction form
    651,100,181.60/976,650,272.40 = 528,656,175.20/x
  3. Step 3: Cross multiply
    651,100,181.60x = 976,650,272.40 × 528,656,175.20
  4. Step 4: Simplify right side
    651,100,181.60x = 516,312,197,515,022,080
  5. Step 5: Solve for x
    x = 516,312,197,515,022,080/651,100,181.60
  6. Step 6: Final answer
    x = 792,984,262.80

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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.