Home / 834,146,433.20-1,250,841,736.20-316,404,801.20

Finding the Fourth Proportional to 834,146,433.20, 1,250,841,736.20 and 316,404,801.20

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Solution

The fourth proportional to 834,146,433.20, 1,250,841,736.20 and 316,404,801.20 is: 474,463,853.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,146,433.20 : 1,250,841,736.20 = 316,404,801.20 : x
  2. Step 2: Convert to fraction form
    834,146,433.20/1,250,841,736.20 = 316,404,801.20/x
  3. Step 3: Cross multiply
    834,146,433.20x = 1,250,841,736.20 × 316,404,801.20
  4. Step 4: Simplify right side
    834,146,433.20x = 395,772,330,875,023,872
  5. Step 5: Solve for x
    x = 395,772,330,875,023,872/834,146,433.20
  6. Step 6: Final answer
    x = 474,463,853.26

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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.