Home / 888,335,520,149.12-1,225,903,017,805.90-508,146,880,277.12

Finding the Fourth Proportional to 888,335,520,149.12, 1,225,903,017,805.90 and 508,146,880,277.12

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Solution

The fourth proportional to 888,335,520,149.12, 1,225,903,017,805.90 and 508,146,880,277.12 is: 701,242,694,782.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,335,520,149.12 : 1,225,903,017,805.90 = 508,146,880,277.12 : x
  2. Step 2: Convert to fraction form
    888,335,520,149.12/1,225,903,017,805.90 = 508,146,880,277.12/x
  3. Step 3: Cross multiply
    888,335,520,149.12x = 1,225,903,017,805.90 × 508,146,880,277.12
  4. Step 4: Simplify right side
    888,335,520,149.12x = 622,938,794,020,374,707,175,424
  5. Step 5: Solve for x
    x = 622,938,794,020,374,707,175,424/888,335,520,149.12
  6. Step 6: Final answer
    x = 701,242,694,782.49

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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.