Home / 1,454,933,531.12-2,007,809,078.57-785,878,572.96

Finding the Fourth Proportional to 1,454,933,531.12, 2,007,809,078.57 and 785,878,572.96

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Solution

The fourth proportional to 1,454,933,531.12, 2,007,809,078.57 and 785,878,572.96 is: 1,084,512,865.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,933,531.12 : 2,007,809,078.57 = 785,878,572.96 : x
  2. Step 2: Convert to fraction form
    1,454,933,531.12/2,007,809,078.57 = 785,878,572.96/x
  3. Step 3: Cross multiply
    1,454,933,531.12x = 2,007,809,078.57 × 785,878,572.96
  4. Step 4: Simplify right side
    1,454,933,531.12x = 1,577,894,133,438,794,752
  5. Step 5: Solve for x
    x = 1,577,894,133,438,794,752/1,454,933,531.12
  6. Step 6: Final answer
    x = 1,084,512,865.84

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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.