Home / 782,310,385.24-1,079,596,924.86-429,886,467.16

Finding the Fourth Proportional to 782,310,385.24, 1,079,596,924.86 and 429,886,467.16

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Solution

The fourth proportional to 782,310,385.24, 1,079,596,924.86 and 429,886,467.16 is: 593,248,046.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,310,385.24 : 1,079,596,924.86 = 429,886,467.16 : x
  2. Step 2: Convert to fraction form
    782,310,385.24/1,079,596,924.86 = 429,886,467.16/x
  3. Step 3: Cross multiply
    782,310,385.24x = 1,079,596,924.86 × 429,886,467.16
  4. Step 4: Simplify right side
    782,310,385.24x = 464,104,107,984,865,344
  5. Step 5: Solve for x
    x = 464,104,107,984,865,344/782,310,385.24
  6. Step 6: Final answer
    x = 593,248,046.74

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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.