Home / 2,319,527,015.31-3,200,947,802.25-1,276,485,479.31

Finding the Fourth Proportional to 2,319,527,015.31, 3,200,947,802.25 and 1,276,485,479.31

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Solution

The fourth proportional to 2,319,527,015.31, 3,200,947,802.25 and 1,276,485,479.31 is: 1,761,550,248.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,527,015.31 : 3,200,947,802.25 = 1,276,485,479.31 : x
  2. Step 2: Convert to fraction form
    2,319,527,015.31/3,200,947,802.25 = 1,276,485,479.31/x
  3. Step 3: Cross multiply
    2,319,527,015.31x = 3,200,947,802.25 × 1,276,485,479.31
  4. Step 4: Simplify right side
    2,319,527,015.31x = 4,085,963,389,601,382,400
  5. Step 5: Solve for x
    x = 4,085,963,389,601,382,400/2,319,527,015.31
  6. Step 6: Final answer
    x = 1,761,550,248.23

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1.5x scale

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.