Home / 711,936,000.80-1,067,904,001.20-281,058,509.60

Finding the Fourth Proportional to 711,936,000.80, 1,067,904,001.20 and 281,058,509.60

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Solution

The fourth proportional to 711,936,000.80, 1,067,904,001.20 and 281,058,509.60 is: 421,587,764.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,936,000.80 : 1,067,904,001.20 = 281,058,509.60 : x
  2. Step 2: Convert to fraction form
    711,936,000.80/1,067,904,001.20 = 281,058,509.60/x
  3. Step 3: Cross multiply
    711,936,000.80x = 1,067,904,001.20 × 281,058,509.60
  4. Step 4: Simplify right side
    711,936,000.80x = 300,143,506,973,148,672
  5. Step 5: Solve for x
    x = 300,143,506,973,148,672/711,936,000.80
  6. Step 6: Final answer
    x = 421,587,764.40

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