Home / 1,963,736,288.15-2,709,955,361.85-1,071,663,016.79

Finding the Fourth Proportional to 1,963,736,288.15, 2,709,955,361.85 and 1,071,663,016.79

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Solution

The fourth proportional to 1,963,736,288.15, 2,709,955,361.85 and 1,071,663,016.79 is: 1,478,894,572.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,736,288.15 : 2,709,955,361.85 = 1,071,663,016.79 : x
  2. Step 2: Convert to fraction form
    1,963,736,288.15/2,709,955,361.85 = 1,071,663,016.79/x
  3. Step 3: Cross multiply
    1,963,736,288.15x = 2,709,955,361.85 × 1,071,663,016.79
  4. Step 4: Simplify right side
    1,963,736,288.15x = 2,904,158,938,432,857,088
  5. Step 5: Solve for x
    x = 2,904,158,938,432,857,088/1,963,736,288.15
  6. Step 6: Final answer
    x = 1,478,894,572.53

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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.