Home / 579,252,857.60-868,921,276.80-348,725,561.60

Finding the Fourth Proportional to 579,252,857.60, 868,921,276.80 and 348,725,561.60

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Solution

The fourth proportional to 579,252,857.60, 868,921,276.80 and 348,725,561.60 is: 523,113,621.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,252,857.60 : 868,921,276.80 = 348,725,561.60 : x
  2. Step 2: Convert to fraction form
    579,252,857.60/868,921,276.80 = 348,725,561.60/x
  3. Step 3: Cross multiply
    579,252,857.60x = 868,921,276.80 × 348,725,561.60
  4. Step 4: Simplify right side
    579,252,857.60x = 303,015,060,238,269,056
  5. Step 5: Solve for x
    x = 303,015,060,238,269,056/579,252,857.60
  6. Step 6: Final answer
    x = 523,113,621.73

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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.