Home / 678,683,263,978.05-1,018,129,499,502.70-231,398,561,017.75

Finding the Fourth Proportional to 678,683,263,978.05, 1,018,129,499,502.70 and 231,398,561,017.75

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Solution

The fourth proportional to 678,683,263,978.05, 1,018,129,499,502.70 and 231,398,561,017.75 is: 347,133,506,333.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,683,263,978.05 : 1,018,129,499,502.70 = 231,398,561,017.75 : x
  2. Step 2: Convert to fraction form
    678,683,263,978.05/1,018,129,499,502.70 = 231,398,561,017.75/x
  3. Step 3: Cross multiply
    678,683,263,978.05x = 1,018,129,499,502.70 × 231,398,561,017.75
  4. Step 4: Simplify right side
    678,683,263,978.05x = 235,593,701,114,646,785,687,552
  5. Step 5: Solve for x
    x = 235,593,701,114,646,785,687,552/678,683,263,978.05
  6. Step 6: Final answer
    x = 347,133,506,333.62

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