Home / 932,989,858.17-1,399,490,018.63-311,203,383.60

Finding the Fourth Proportional to 932,989,858.17, 1,399,490,018.63 and 311,203,383.60

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Solution

The fourth proportional to 932,989,858.17, 1,399,490,018.63 and 311,203,383.60 is: 466,806,820.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,989,858.17 : 1,399,490,018.63 = 311,203,383.60 : x
  2. Step 2: Convert to fraction form
    932,989,858.17/1,399,490,018.63 = 311,203,383.60/x
  3. Step 3: Cross multiply
    932,989,858.17x = 1,399,490,018.63 × 311,203,383.60
  4. Step 4: Simplify right side
    932,989,858.17x = 435,526,029,110,527,040
  5. Step 5: Solve for x
    x = 435,526,029,110,527,040/932,989,858.17
  6. Step 6: Final answer
    x = 466,806,820.35

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Double scale
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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.