Home / 780,410,188.94-1,170,501,335.23-227,564,057.66

Finding the Fourth Proportional to 780,410,188.94, 1,170,501,335.23 and 227,564,057.66

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Solution

The fourth proportional to 780,410,188.94, 1,170,501,335.23 and 227,564,057.66 is: 341,312,859.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,410,188.94 : 1,170,501,335.23 = 227,564,057.66 : x
  2. Step 2: Convert to fraction form
    780,410,188.94/1,170,501,335.23 = 227,564,057.66/x
  3. Step 3: Cross multiply
    780,410,188.94x = 1,170,501,335.23 × 227,564,057.66
  4. Step 4: Simplify right side
    780,410,188.94x = 266,364,033,341,386,720
  5. Step 5: Solve for x
    x = 266,364,033,341,386,720/780,410,188.94
  6. Step 6: Final answer
    x = 341,312,859.72

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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.