Home / 7,864,242,486.78-11,796,282,935.36-4,545,945,642.54

Finding the Fourth Proportional to 7,864,242,486.78, 11,796,282,935.36 and 4,545,945,642.54

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Solution

The fourth proportional to 7,864,242,486.78, 11,796,282,935.36 and 4,545,945,642.54 is: 6,818,871,760.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864,242,486.78 : 11,796,282,935.36 = 4,545,945,642.54 : x
  2. Step 2: Convert to fraction form
    7,864,242,486.78/11,796,282,935.36 = 4,545,945,642.54/x
  3. Step 3: Cross multiply
    7,864,242,486.78x = 11,796,282,935.36 × 4,545,945,642.54
  4. Step 4: Simplify right side
    7,864,242,486.78x = 53,625,261,008,168,755,200
  5. Step 5: Solve for x
    x = 53,625,261,008,168,755,200/7,864,242,486.78
  6. Step 6: Final answer
    x = 6,818,871,760.16

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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.