Home / 2,871,856,416.94-3,963,162,020.93-1,551,756,972.94

Finding the Fourth Proportional to 2,871,856,416.94, 3,963,162,020.93 and 1,551,756,972.94

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Solution

The fourth proportional to 2,871,856,416.94, 3,963,162,020.93 and 1,551,756,972.94 is: 2,141,424,712.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,856,416.94 : 3,963,162,020.93 = 1,551,756,972.94 : x
  2. Step 2: Convert to fraction form
    2,871,856,416.94/3,963,162,020.93 = 1,551,756,972.94/x
  3. Step 3: Cross multiply
    2,871,856,416.94x = 3,963,162,020.93 × 1,551,756,972.94
  4. Step 4: Simplify right side
    2,871,856,416.94x = 6,149,864,300,887,827,456
  5. Step 5: Solve for x
    x = 6,149,864,300,887,827,456/2,871,856,416.94
  6. Step 6: Final answer
    x = 2,141,424,712.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.