Home / 119,385,029.20-179,172,022.20-46,636,661.20

Finding the Fourth Proportional to 119,385,029.20, 179,172,022.20 and 46,636,661.20

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Solution

The fourth proportional to 119,385,029.20, 179,172,022.20 and 46,636,661.20 is: 69,991,898.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,385,029.20 : 179,172,022.20 = 46,636,661.20 : x
  2. Step 2: Convert to fraction form
    119,385,029.20/179,172,022.20 = 46,636,661.20/x
  3. Step 3: Cross multiply
    119,385,029.20x = 179,172,022.20 × 46,636,661.20
  4. Step 4: Simplify right side
    119,385,029.20x = 8,355,984,895,860,279
  5. Step 5: Solve for x
    x = 8,355,984,895,860,279/119,385,029.20
  6. Step 6: Final answer
    x = 69,991,898.92

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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.