Home / 361,139,338.25-540,789,400.53-237,944,162.50

Finding the Fourth Proportional to 361,139,338.25, 540,789,400.53 and 237,944,162.50

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Solution

The fourth proportional to 361,139,338.25, 540,789,400.53 and 237,944,162.50 is: 356,310,341.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,139,338.25 : 540,789,400.53 = 237,944,162.50 : x
  2. Step 2: Convert to fraction form
    361,139,338.25/540,789,400.53 = 237,944,162.50/x
  3. Step 3: Cross multiply
    361,139,338.25x = 540,789,400.53 × 237,944,162.50
  4. Step 4: Simplify right side
    361,139,338.25x = 128,677,680,999,004,160
  5. Step 5: Solve for x
    x = 128,677,680,999,004,160/361,139,338.25
  6. Step 6: Final answer
    x = 356,310,341.66

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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.