Home / 219,612,170,029.22-303,048,162,497.92-123,249,645,758.96

Finding the Fourth Proportional to 219,612,170,029.22, 303,048,162,497.92 and 123,249,645,758.96

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Solution

The fourth proportional to 219,612,170,029.22, 303,048,162,497.92 and 123,249,645,758.96 is: 170,075,176,939.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,612,170,029.22 : 303,048,162,497.92 = 123,249,645,758.96 : x
  2. Step 2: Convert to fraction form
    219,612,170,029.22/303,048,162,497.92 = 123,249,645,758.96/x
  3. Step 3: Cross multiply
    219,612,170,029.22x = 303,048,162,497.92 × 123,249,645,758.96
  4. Step 4: Simplify right side
    219,612,170,029.22x = 37,350,578,675,772,385,394,688
  5. Step 5: Solve for x
    x = 37,350,578,675,772,385,394,688/219,612,170,029.22
  6. Step 6: Final answer
    x = 170,075,176,939.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.