Home / 330,298,394.76-455,813,430.84-181,629,103.68

Finding the Fourth Proportional to 330,298,394.76, 455,813,430.84 and 181,629,103.68

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Solution

The fourth proportional to 330,298,394.76, 455,813,430.84 and 181,629,103.68 is: 250,649,068.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,298,394.76 : 455,813,430.84 = 181,629,103.68 : x
  2. Step 2: Convert to fraction form
    330,298,394.76/455,813,430.84 = 181,629,103.68/x
  3. Step 3: Cross multiply
    330,298,394.76x = 455,813,430.84 × 181,629,103.68
  4. Step 4: Simplify right side
    330,298,394.76x = 82,788,984,888,774,864
  5. Step 5: Solve for x
    x = 82,788,984,888,774,864/330,298,394.76
  6. Step 6: Final answer
    x = 250,649,068.24

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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.