Home / 466,608,722.72-643,939,599.60-268,370,272.80

Finding the Fourth Proportional to 466,608,722.72, 643,939,599.60 and 268,370,272.80

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Solution

The fourth proportional to 466,608,722.72, 643,939,599.60 and 268,370,272.80 is: 370,362,227.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,608,722.72 : 643,939,599.60 = 268,370,272.80 : x
  2. Step 2: Convert to fraction form
    466,608,722.72/643,939,599.60 = 268,370,272.80/x
  3. Step 3: Cross multiply
    466,608,722.72x = 643,939,599.60 × 268,370,272.80
  4. Step 4: Simplify right side
    466,608,722.72x = 172,814,246,011,374,784
  5. Step 5: Solve for x
    x = 172,814,246,011,374,784/466,608,722.72
  6. Step 6: Final answer
    x = 370,362,227.70

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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.