Home / 295,290,005.81-442,832,433.55-164,332,128.69

Finding the Fourth Proportional to 295,290,005.81, 442,832,433.55 and 164,332,128.69

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Solution

The fourth proportional to 295,290,005.81, 442,832,433.55 and 164,332,128.69 is: 246,441,108.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,290,005.81 : 442,832,433.55 = 164,332,128.69 : x
  2. Step 2: Convert to fraction form
    295,290,005.81/442,832,433.55 = 164,332,128.69/x
  3. Step 3: Cross multiply
    295,290,005.81x = 442,832,433.55 × 164,332,128.69
  4. Step 4: Simplify right side
    295,290,005.81x = 72,771,596,457,833,648
  5. Step 5: Solve for x
    x = 72,771,596,457,833,648/295,290,005.81
  6. Step 6: Final answer
    x = 246,441,108.83

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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.