Home / 678,683,263,978.45-1,018,129,499,503.40-231,398,561,018.20

Finding the Fourth Proportional to 678,683,263,978.45, 1,018,129,499,503.40 and 231,398,561,018.20

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Solution

The fourth proportional to 678,683,263,978.45, 1,018,129,499,503.40 and 231,398,561,018.20 is: 347,133,506,334.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,683,263,978.45 : 1,018,129,499,503.40 = 231,398,561,018.20 : x
  2. Step 2: Convert to fraction form
    678,683,263,978.45/1,018,129,499,503.40 = 231,398,561,018.20/x
  3. Step 3: Cross multiply
    678,683,263,978.45x = 1,018,129,499,503.40 × 231,398,561,018.20
  4. Step 4: Simplify right side
    678,683,263,978.45x = 235,593,701,115,266,938,699,776
  5. Step 5: Solve for x
    x = 235,593,701,115,266,938,699,776/678,683,263,978.45
  6. Step 6: Final answer
    x = 347,133,506,334.33

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Why These Related Problems?

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