Home / 342,794,790.32-514,211,618.18-109,645,981.16

Finding the Fourth Proportional to 342,794,790.32, 514,211,618.18 and 109,645,981.16

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Solution

The fourth proportional to 342,794,790.32, 514,211,618.18 and 109,645,981.16 is: 164,475,187.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,794,790.32 : 514,211,618.18 = 109,645,981.16 : x
  2. Step 2: Convert to fraction form
    342,794,790.32/514,211,618.18 = 109,645,981.16/x
  3. Step 3: Cross multiply
    342,794,790.32x = 514,211,618.18 × 109,645,981.16
  4. Step 4: Simplify right side
    342,794,790.32x = 56,381,237,396,922,640
  5. Step 5: Solve for x
    x = 56,381,237,396,922,640/342,794,790.32
  6. Step 6: Final answer
    x = 164,475,187.46

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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.