Home / 377,464,565.35-520,632,772.59-251,953,480.18

Finding the Fourth Proportional to 377,464,565.35, 520,632,772.59 and 251,953,480.18

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Solution

The fourth proportional to 377,464,565.35, 520,632,772.59 and 251,953,480.18 is: 347,516,696.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,464,565.35 : 520,632,772.59 = 251,953,480.18 : x
  2. Step 2: Convert to fraction form
    377,464,565.35/520,632,772.59 = 251,953,480.18/x
  3. Step 3: Cross multiply
    377,464,565.35x = 520,632,772.59 × 251,953,480.18
  4. Step 4: Simplify right side
    377,464,565.35x = 131,175,238,949,813,008
  5. Step 5: Solve for x
    x = 131,175,238,949,813,008/377,464,565.35
  6. Step 6: Final answer
    x = 347,516,696.91

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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.