Home / 28,773,550,198.09-42,949,576,523.63-25,376,841,060.78

Finding the Fourth Proportional to 28,773,550,198.09, 42,949,576,523.63 and 25,376,841,060.78

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Solution

The fourth proportional to 28,773,550,198.09, 42,949,576,523.63 and 25,376,841,060.78 is: 37,879,391,648.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,773,550,198.09 : 42,949,576,523.63 = 25,376,841,060.78 : x
  2. Step 2: Convert to fraction form
    28,773,550,198.09/42,949,576,523.63 = 25,376,841,060.78/x
  3. Step 3: Cross multiply
    28,773,550,198.09x = 42,949,576,523.63 × 25,376,841,060.78
  4. Step 4: Simplify right side
    28,773,550,198.09x = 1,089,924,577,068,036,784,128
  5. Step 5: Solve for x
    x = 1,089,924,577,068,036,784,128/28,773,550,198.09
  6. Step 6: Final answer
    x = 37,879,391,648.39

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.