Home / 315,765,953.91-435,734,895.15-183,597,573.69

Finding the Fourth Proportional to 315,765,953.91, 435,734,895.15 and 183,597,573.69

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Solution

The fourth proportional to 315,765,953.91, 435,734,895.15 and 183,597,573.69 is: 253,351,789.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,765,953.91 : 435,734,895.15 = 183,597,573.69 : x
  2. Step 2: Convert to fraction form
    315,765,953.91/435,734,895.15 = 183,597,573.69/x
  3. Step 3: Cross multiply
    315,765,953.91x = 435,734,895.15 × 183,597,573.69
  4. Step 4: Simplify right side
    315,765,953.91x = 79,999,869,521,606,544
  5. Step 5: Solve for x
    x = 79,999,869,521,606,544/315,765,953.91
  6. Step 6: Final answer
    x = 253,351,789.61

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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.