Home / 469,071,846.20-647,050,206.72-292,553,384.24

Finding the Fourth Proportional to 469,071,846.20, 647,050,206.72 and 292,553,384.24

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Solution

The fourth proportional to 469,071,846.20, 647,050,206.72 and 292,553,384.24 is: 403,555,935.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,071,846.20 : 647,050,206.72 = 292,553,384.24 : x
  2. Step 2: Convert to fraction form
    469,071,846.20/647,050,206.72 = 292,553,384.24/x
  3. Step 3: Cross multiply
    469,071,846.20x = 647,050,206.72 × 292,553,384.24
  4. Step 4: Simplify right side
    469,071,846.20x = 189,296,727,749,127,616
  5. Step 5: Solve for x
    x = 189,296,727,749,127,616/469,071,846.20
  6. Step 6: Final answer
    x = 403,555,935.58

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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.