Home / 438,346,462.32-604,749,741.66-250,185,199.77

Finding the Fourth Proportional to 438,346,462.32, 604,749,741.66 and 250,185,199.77

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Solution

The fourth proportional to 438,346,462.32, 604,749,741.66 and 250,185,199.77 is: 345,159,475.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,346,462.32 : 604,749,741.66 = 250,185,199.77 : x
  2. Step 2: Convert to fraction form
    438,346,462.32/604,749,741.66 = 250,185,199.77/x
  3. Step 3: Cross multiply
    438,346,462.32x = 604,749,741.66 × 250,185,199.77
  4. Step 4: Simplify right side
    438,346,462.32x = 151,299,434,928,062,976
  5. Step 5: Solve for x
    x = 151,299,434,928,062,976/438,346,462.32
  6. Step 6: Final answer
    x = 345,159,475.29

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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.