Home / 386,281,374.84-579,677,309.55-181,867,908.60

Finding the Fourth Proportional to 386,281,374.84, 579,677,309.55 and 181,867,908.60

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Solution

The fourth proportional to 386,281,374.84, 579,677,309.55 and 181,867,908.60 is: 272,922,037.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,281,374.84 : 579,677,309.55 = 181,867,908.60 : x
  2. Step 2: Convert to fraction form
    386,281,374.84/579,677,309.55 = 181,867,908.60/x
  3. Step 3: Cross multiply
    386,281,374.84x = 579,677,309.55 × 181,867,908.60
  4. Step 4: Simplify right side
    386,281,374.84x = 105,424,699,950,733,296
  5. Step 5: Solve for x
    x = 105,424,699,950,733,296/386,281,374.84
  6. Step 6: Final answer
    x = 272,922,037.71

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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.