Home / 342,840,746.91-514,397,390.35-109,707,379.41

Finding the Fourth Proportional to 342,840,746.91, 514,397,390.35 and 109,707,379.41

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Solution

The fourth proportional to 342,840,746.91, 514,397,390.35 and 109,707,379.41 is: 164,604,674.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,840,746.91 : 514,397,390.35 = 109,707,379.41 : x
  2. Step 2: Convert to fraction form
    342,840,746.91/514,397,390.35 = 109,707,379.41/x
  3. Step 3: Cross multiply
    342,840,746.91x = 514,397,390.35 × 109,707,379.41
  4. Step 4: Simplify right side
    342,840,746.91x = 56,433,189,670,641,320
  5. Step 5: Solve for x
    x = 56,433,189,670,641,320/342,840,746.91
  6. Step 6: Final answer
    x = 164,604,674.85

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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.