Home / 5,156,482,008,660.40-7,115,967,294,840.60-2,812,732,467,203.80

Finding the Fourth Proportional to 5,156,482,008,660.40, 7,115,967,294,840.60 and 2,812,732,467,203.80

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Solution

The fourth proportional to 5,156,482,008,660.40, 7,115,967,294,840.60 and 2,812,732,467,203.80 is: 3,881,582,872,226.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,156,482,008,660.40 : 7,115,967,294,840.60 = 2,812,732,467,203.80 : x
  2. Step 2: Convert to fraction form
    5,156,482,008,660.40/7,115,967,294,840.60 = 2,812,732,467,203.80/x
  3. Step 3: Cross multiply
    5,156,482,008,660.40x = 7,115,967,294,840.60 × 2,812,732,467,203.80
  4. Step 4: Simplify right side
    5,156,482,008,660.40x = 20,015,312,245,758,549,957,804,032
  5. Step 5: Solve for x
    x = 20,015,312,245,758,549,957,804,032/5,156,482,008,660.40
  6. Step 6: Final answer
    x = 3,881,582,872,226.16

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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.