Home / 1,305,280,656.55-1,957,920,984.83-443,637,648.55

Finding the Fourth Proportional to 1,305,280,656.55, 1,957,920,984.83 and 443,637,648.55

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Solution

The fourth proportional to 1,305,280,656.55, 1,957,920,984.83 and 443,637,648.55 is: 665,456,472.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,280,656.55 : 1,957,920,984.83 = 443,637,648.55 : x
  2. Step 2: Convert to fraction form
    1,305,280,656.55/1,957,920,984.83 = 443,637,648.55/x
  3. Step 3: Cross multiply
    1,305,280,656.55x = 1,957,920,984.83 × 443,637,648.55
  4. Step 4: Simplify right side
    1,305,280,656.55x = 868,607,461,756,681,472
  5. Step 5: Solve for x
    x = 868,607,461,756,681,472/1,305,280,656.55
  6. Step 6: Final answer
    x = 665,456,472.83

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