Home / 160,339,619.70-240,509,429.55-79,718,051.70

Finding the Fourth Proportional to 160,339,619.70, 240,509,429.55 and 79,718,051.70

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Solution

The fourth proportional to 160,339,619.70, 240,509,429.55 and 79,718,051.70 is: 119,577,077.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,339,619.70 : 240,509,429.55 = 79,718,051.70 : x
  2. Step 2: Convert to fraction form
    160,339,619.70/240,509,429.55 = 79,718,051.70/x
  3. Step 3: Cross multiply
    160,339,619.70x = 240,509,429.55 × 79,718,051.70
  4. Step 4: Simplify right side
    160,339,619.70x = 19,172,943,139,204,408
  5. Step 5: Solve for x
    x = 19,172,943,139,204,408/160,339,619.70
  6. Step 6: Final answer
    x = 119,577,077.55

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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.