Home / 580,124,470.80-870,186,706.20-197,172,022.80

Finding the Fourth Proportional to 580,124,470.80, 870,186,706.20 and 197,172,022.80

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Solution

The fourth proportional to 580,124,470.80, 870,186,706.20 and 197,172,022.80 is: 295,758,034.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,124,470.80 : 870,186,706.20 = 197,172,022.80 : x
  2. Step 2: Convert to fraction form
    580,124,470.80/870,186,706.20 = 197,172,022.80/x
  3. Step 3: Cross multiply
    580,124,470.80x = 870,186,706.20 × 197,172,022.80
  4. Step 4: Simplify right side
    580,124,470.80x = 171,576,473,075,123,328
  5. Step 5: Solve for x
    x = 171,576,473,075,123,328/580,124,470.80
  6. Step 6: Final answer
    x = 295,758,034.20

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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.