Home / 438,626,902.56-657,248,199.12-161,897,232.48

Finding the Fourth Proportional to 438,626,902.56, 657,248,199.12 and 161,897,232.48

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Solution

The fourth proportional to 438,626,902.56, 657,248,199.12 and 161,897,232.48 is: 242,590,374.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,626,902.56 : 657,248,199.12 = 161,897,232.48 : x
  2. Step 2: Convert to fraction form
    438,626,902.56/657,248,199.12 = 161,897,232.48/x
  3. Step 3: Cross multiply
    438,626,902.56x = 657,248,199.12 × 161,897,232.48
  4. Step 4: Simplify right side
    438,626,902.56x = 106,406,664,489,991,968
  5. Step 5: Solve for x
    x = 106,406,664,489,991,968/438,626,902.56
  6. Step 6: Final answer
    x = 242,590,374.35

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