Home / 1,137,681,125.80-1,706,521,692.79-319,793,426.80

Finding the Fourth Proportional to 1,137,681,125.80, 1,706,521,692.79 and 319,793,426.80

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Solution

The fourth proportional to 1,137,681,125.80, 1,706,521,692.79 and 319,793,426.80 is: 479,690,141.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,681,125.80 : 1,706,521,692.79 = 319,793,426.80 : x
  2. Step 2: Convert to fraction form
    1,137,681,125.80/1,706,521,692.79 = 319,793,426.80/x
  3. Step 3: Cross multiply
    1,137,681,125.80x = 1,706,521,692.79 × 319,793,426.80
  4. Step 4: Simplify right side
    1,137,681,125.80x = 545,734,420,041,968,384
  5. Step 5: Solve for x
    x = 545,734,420,041,968,384/1,137,681,125.80
  6. Step 6: Final answer
    x = 479,690,141.35

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