Home / 347,515,572.32-521,020,620.56-163,188,066.32

Finding the Fourth Proportional to 347,515,572.32, 521,020,620.56 and 163,188,066.32

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Solution

The fourth proportional to 347,515,572.32, 521,020,620.56 and 163,188,066.32 is: 244,663,417.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,515,572.32 : 521,020,620.56 = 163,188,066.32 : x
  2. Step 2: Convert to fraction form
    347,515,572.32/521,020,620.56 = 163,188,066.32/x
  3. Step 3: Cross multiply
    347,515,572.32x = 521,020,620.56 × 163,188,066.32
  4. Step 4: Simplify right side
    347,515,572.32x = 85,024,347,582,032,832
  5. Step 5: Solve for x
    x = 85,024,347,582,032,832/347,515,572.32
  6. Step 6: Final answer
    x = 244,663,417.57

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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.