Home / 934,846,362-1,290,125,965.32-517,151,445.84

Finding the Fourth Proportional to 934,846,362, 1,290,125,965.32 and 517,151,445.84

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Solution

The fourth proportional to 934,846,362, 1,290,125,965.32 and 517,151,445.84 is: 713,690,008.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,846,362 : 1,290,125,965.32 = 517,151,445.84 : x
  2. Step 2: Convert to fraction form
    934,846,362/1,290,125,965.32 = 517,151,445.84/x
  3. Step 3: Cross multiply
    934,846,362x = 1,290,125,965.32 × 517,151,445.84
  4. Step 4: Simplify right side
    934,846,362x = 667,190,508,280,963,584
  5. Step 5: Solve for x
    x = 667,190,508,280,963,584/934,846,362
  6. Step 6: Final answer
    x = 713,690,008.76

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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.