Home / 1,802,380,465.01-2,703,875,943.83-621,640,351.58

Finding the Fourth Proportional to 1,802,380,465.01, 2,703,875,943.83 and 621,640,351.58

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Solution

The fourth proportional to 1,802,380,465.01, 2,703,875,943.83 and 621,640,351.58 is: 932,565,806.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,380,465.01 : 2,703,875,943.83 = 621,640,351.58 : x
  2. Step 2: Convert to fraction form
    1,802,380,465.01/2,703,875,943.83 = 621,640,351.58/x
  3. Step 3: Cross multiply
    1,802,380,465.01x = 2,703,875,943.83 × 621,640,351.58
  4. Step 4: Simplify right side
    1,802,380,465.01x = 1,680,838,392,334,557,952
  5. Step 5: Solve for x
    x = 1,680,838,392,334,557,952/1,802,380,465.01
  6. Step 6: Final answer
    x = 932,565,806.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.