Home / 469,512,358.65-647,901,760.37-260,655,049.20

Finding the Fourth Proportional to 469,512,358.65, 647,901,760.37 and 260,655,049.20

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Solution

The fourth proportional to 469,512,358.65, 647,901,760.37 and 260,655,049.20 is: 359,689,925.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,512,358.65 : 647,901,760.37 = 260,655,049.20 : x
  2. Step 2: Convert to fraction form
    469,512,358.65/647,901,760.37 = 260,655,049.20/x
  3. Step 3: Cross multiply
    469,512,358.65x = 647,901,760.37 × 260,655,049.20
  4. Step 4: Simplify right side
    469,512,358.65x = 168,878,865,223,309,152
  5. Step 5: Solve for x
    x = 168,878,865,223,309,152/469,512,358.65
  6. Step 6: Final answer
    x = 359,689,925.33

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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.