Home / 918,331,512,110.55-1,377,497,268,165.80-618,588,584,443.35

Finding the Fourth Proportional to 918,331,512,110.55, 1,377,497,268,165.80 and 618,588,584,443.35

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Solution

The fourth proportional to 918,331,512,110.55, 1,377,497,268,165.80 and 618,588,584,443.35 is: 927,882,876,665.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,331,512,110.55 : 1,377,497,268,165.80 = 618,588,584,443.35 : x
  2. Step 2: Convert to fraction form
    918,331,512,110.55/1,377,497,268,165.80 = 618,588,584,443.35/x
  3. Step 3: Cross multiply
    918,331,512,110.55x = 1,377,497,268,165.80 × 618,588,584,443.35
  4. Step 4: Simplify right side
    918,331,512,110.55x = 852,104,085,189,263,857,025,024
  5. Step 5: Solve for x
    x = 852,104,085,189,263,857,025,024/918,331,512,110.55
  6. Step 6: Final answer
    x = 927,882,876,665.01

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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.