Home / 790,516,438.02-1,186,022,469.65-475,725,945.65

Finding the Fourth Proportional to 790,516,438.02, 1,186,022,469.65 and 475,725,945.65

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Solution

The fourth proportional to 790,516,438.02, 1,186,022,469.65 and 475,725,945.65 is: 713,738,049.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,516,438.02 : 1,186,022,469.65 = 475,725,945.65 : x
  2. Step 2: Convert to fraction form
    790,516,438.02/1,186,022,469.65 = 475,725,945.65/x
  3. Step 3: Cross multiply
    790,516,438.02x = 1,186,022,469.65 × 475,725,945.65
  4. Step 4: Simplify right side
    790,516,438.02x = 564,221,660,928,085,888
  5. Step 5: Solve for x
    x = 564,221,660,928,085,888/790,516,438.02
  6. Step 6: Final answer
    x = 713,738,049.95

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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.