Home / 948,760,251.36-1,424,058,770.88-457,818,466.56

Finding the Fourth Proportional to 948,760,251.36, 1,424,058,770.88 and 457,818,466.56

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Solution

The fourth proportional to 948,760,251.36, 1,424,058,770.88 and 457,818,466.56 is: 687,170,865.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,760,251.36 : 1,424,058,770.88 = 457,818,466.56 : x
  2. Step 2: Convert to fraction form
    948,760,251.36/1,424,058,770.88 = 457,818,466.56/x
  3. Step 3: Cross multiply
    948,760,251.36x = 1,424,058,770.88 × 457,818,466.56
  4. Step 4: Simplify right side
    948,760,251.36x = 651,960,402,775,600,000
  5. Step 5: Solve for x
    x = 651,960,402,775,600,000/948,760,251.36
  6. Step 6: Final answer
    x = 687,170,865.18

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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.