Home / 971,032,534.60-1,456,548,801.90-858,792,195.40

Finding the Fourth Proportional to 971,032,534.60, 1,456,548,801.90 and 858,792,195.40

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Solution

The fourth proportional to 971,032,534.60, 1,456,548,801.90 and 858,792,195.40 is: 1,288,188,293.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,032,534.60 : 1,456,548,801.90 = 858,792,195.40 : x
  2. Step 2: Convert to fraction form
    971,032,534.60/1,456,548,801.90 = 858,792,195.40/x
  3. Step 3: Cross multiply
    971,032,534.60x = 1,456,548,801.90 × 858,792,195.40
  4. Step 4: Simplify right side
    971,032,534.60x = 1,250,872,743,290,940,672
  5. Step 5: Solve for x
    x = 1,250,872,743,290,940,672/971,032,534.60
  6. Step 6: Final answer
    x = 1,288,188,293.10

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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.