Home / 311,525,557.36-467,289,127.80-127,293,034.11

Finding the Fourth Proportional to 311,525,557.36, 467,289,127.80 and 127,293,034.11

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Solution

The fourth proportional to 311,525,557.36, 467,289,127.80 and 127,293,034.11 is: 190,939,874.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,525,557.36 : 467,289,127.80 = 127,293,034.11 : x
  2. Step 2: Convert to fraction form
    311,525,557.36/467,289,127.80 = 127,293,034.11/x
  3. Step 3: Cross multiply
    311,525,557.36x = 467,289,127.80 × 127,293,034.11
  4. Step 4: Simplify right side
    311,525,557.36x = 59,482,650,886,826,832
  5. Step 5: Solve for x
    x = 59,482,650,886,826,832/311,525,557.36
  6. Step 6: Final answer
    x = 190,939,874.70

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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.