Home / 482,705,165.52-666,155,063.56-284,475,026.32

Finding the Fourth Proportional to 482,705,165.52, 666,155,063.56 and 284,475,026.32

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Solution

The fourth proportional to 482,705,165.52, 666,155,063.56 and 284,475,026.32 is: 392,588,463.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,705,165.52 : 666,155,063.56 = 284,475,026.32 : x
  2. Step 2: Convert to fraction form
    482,705,165.52/666,155,063.56 = 284,475,026.32/x
  3. Step 3: Cross multiply
    482,705,165.52x = 666,155,063.56 × 284,475,026.32
  4. Step 4: Simplify right side
    482,705,165.52x = 189,504,479,239,432,256
  5. Step 5: Solve for x
    x = 189,504,479,239,432,256/482,705,165.52
  6. Step 6: Final answer
    x = 392,588,463.47

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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.