Home / 846,842,552.33-1,270,122,937.06-256,492,433.78

Finding the Fourth Proportional to 846,842,552.33, 1,270,122,937.06 and 256,492,433.78

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Solution

The fourth proportional to 846,842,552.33, 1,270,122,937.06 and 256,492,433.78 is: 384,695,977.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,842,552.33 : 1,270,122,937.06 = 256,492,433.78 : x
  2. Step 2: Convert to fraction form
    846,842,552.33/1,270,122,937.06 = 256,492,433.78/x
  3. Step 3: Cross multiply
    846,842,552.33x = 1,270,122,937.06 × 256,492,433.78
  4. Step 4: Simplify right side
    846,842,552.33x = 325,776,923,328,866,880
  5. Step 5: Solve for x
    x = 325,776,923,328,866,880/846,842,552.33
  6. Step 6: Final answer
    x = 384,695,977.35

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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.