Home / 119,575,115.85-179,362,673.78-109,371,448.65

Finding the Fourth Proportional to 119,575,115.85, 179,362,673.78 and 109,371,448.65

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Solution

The fourth proportional to 119,575,115.85, 179,362,673.78 and 109,371,448.65 is: 164,057,172.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,575,115.85 : 179,362,673.78 = 109,371,448.65 : x
  2. Step 2: Convert to fraction form
    119,575,115.85/179,362,673.78 = 109,371,448.65/x
  3. Step 3: Cross multiply
    119,575,115.85x = 179,362,673.78 × 109,371,448.65
  4. Step 4: Simplify right side
    119,575,115.85x = 19,617,155,464,509,116
  5. Step 5: Solve for x
    x = 19,617,155,464,509,116/119,575,115.85
  6. Step 6: Final answer
    x = 164,057,172.98

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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.