Home / 795,415,521.54-1,097,707,440.76-442,991,455.74

Finding the Fourth Proportional to 795,415,521.54, 1,097,707,440.76 and 442,991,455.74

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Solution

The fourth proportional to 795,415,521.54, 1,097,707,440.76 and 442,991,455.74 is: 611,347,156.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    795,415,521.54 : 1,097,707,440.76 = 442,991,455.74 : x
  2. Step 2: Convert to fraction form
    795,415,521.54/1,097,707,440.76 = 442,991,455.74/x
  3. Step 3: Cross multiply
    795,415,521.54x = 1,097,707,440.76 × 442,991,455.74
  4. Step 4: Simplify right side
    795,415,521.54x = 486,275,017,158,902,208
  5. Step 5: Solve for x
    x = 486,275,017,158,902,208/795,415,521.54
  6. Step 6: Final answer
    x = 611,347,156.29

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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.