Home / 6,018,991,972.80-8,307,430,918.56-3,478,781,843.52

Finding the Fourth Proportional to 6,018,991,972.80, 8,307,430,918.56 and 3,478,781,843.52

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Solution

The fourth proportional to 6,018,991,972.80, 8,307,430,918.56 and 3,478,781,843.52 is: 4,801,425,218.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,018,991,972.80 : 8,307,430,918.56 = 3,478,781,843.52 : x
  2. Step 2: Convert to fraction form
    6,018,991,972.80/8,307,430,918.56 = 3,478,781,843.52/x
  3. Step 3: Cross multiply
    6,018,991,972.80x = 8,307,430,918.56 × 3,478,781,843.52
  4. Step 4: Simplify right side
    6,018,991,972.80x = 28,899,739,845,783,203,840
  5. Step 5: Solve for x
    x = 28,899,739,845,783,203,840/6,018,991,972.80
  6. Step 6: Final answer
    x = 4,801,425,218.11

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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.