Home / 369,867,867.53-554,732,439.21-185,585,863.86

Finding the Fourth Proportional to 369,867,867.53, 554,732,439.21 and 185,585,863.86

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Solution

The fourth proportional to 369,867,867.53, 554,732,439.21 and 185,585,863.86 is: 278,343,992.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,867,867.53 : 554,732,439.21 = 185,585,863.86 : x
  2. Step 2: Convert to fraction form
    369,867,867.53/554,732,439.21 = 185,585,863.86/x
  3. Step 3: Cross multiply
    369,867,867.53x = 554,732,439.21 × 185,585,863.86
  4. Step 4: Simplify right side
    369,867,867.53x = 102,950,498,941,952,800
  5. Step 5: Solve for x
    x = 102,950,498,941,952,800/369,867,867.53
  6. Step 6: Final answer
    x = 278,343,992.49

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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.