Home / 838,005,616.35-1,257,008,424.53-838,005,616.35

Finding the Fourth Proportional to 838,005,616.35, 1,257,008,424.53 and 838,005,616.35

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Solution

The fourth proportional to 838,005,616.35, 1,257,008,424.53 and 838,005,616.35 is: 1,257,008,424.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,005,616.35 : 1,257,008,424.53 = 838,005,616.35 : x
  2. Step 2: Convert to fraction form
    838,005,616.35/1,257,008,424.53 = 838,005,616.35/x
  3. Step 3: Cross multiply
    838,005,616.35x = 1,257,008,424.53 × 838,005,616.35
  4. Step 4: Simplify right side
    838,005,616.35x = 1,053,380,119,551,215,232
  5. Step 5: Solve for x
    x = 1,053,380,119,551,215,232/838,005,616.35
  6. Step 6: Final answer
    x = 1,257,008,424.53

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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.