Home / 368,365,637.49-508,346,203.38-203,354,562.93

Finding the Fourth Proportional to 368,365,637.49, 508,346,203.38 and 203,354,562.93

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Solution

The fourth proportional to 368,365,637.49, 508,346,203.38 and 203,354,562.93 is: 280,630,193.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,365,637.49 : 508,346,203.38 = 203,354,562.93 : x
  2. Step 2: Convert to fraction form
    368,365,637.49/508,346,203.38 = 203,354,562.93/x
  3. Step 3: Cross multiply
    368,365,637.49x = 508,346,203.38 × 203,354,562.93
  4. Step 4: Simplify right side
    368,365,637.49x = 103,374,520,005,464,784
  5. Step 5: Solve for x
    x = 103,374,520,005,464,784/368,365,637.49
  6. Step 6: Final answer
    x = 280,630,193.17

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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.