Home / 432,027,458-596,007,901.44-253,320,129.12

Finding the Fourth Proportional to 432,027,458, 596,007,901.44 and 253,320,129.12

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Solution

The fourth proportional to 432,027,458, 596,007,901.44 and 253,320,129.12 is: 349,470,376.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,027,458 : 596,007,901.44 = 253,320,129.12 : x
  2. Step 2: Convert to fraction form
    432,027,458/596,007,901.44 = 253,320,129.12/x
  3. Step 3: Cross multiply
    432,027,458x = 596,007,901.44 × 253,320,129.12
  4. Step 4: Simplify right side
    432,027,458x = 150,980,798,549,321,056
  5. Step 5: Solve for x
    x = 150,980,798,549,321,056/432,027,458
  6. Step 6: Final answer
    x = 349,470,376.83

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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.