Home / 522,545,322.32-784,302,185.28-263,941,801.46

Finding the Fourth Proportional to 522,545,322.32, 784,302,185.28 and 263,941,801.46

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Solution

The fourth proportional to 522,545,322.32, 784,302,185.28 and 263,941,801.46 is: 396,157,276.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,545,322.32 : 784,302,185.28 = 263,941,801.46 : x
  2. Step 2: Convert to fraction form
    522,545,322.32/784,302,185.28 = 263,941,801.46/x
  3. Step 3: Cross multiply
    522,545,322.32x = 784,302,185.28 × 263,941,801.46
  4. Step 4: Simplify right side
    522,545,322.32x = 207,010,131,671,817,888
  5. Step 5: Solve for x
    x = 207,010,131,671,817,888/522,545,322.32
  6. Step 6: Final answer
    x = 396,157,276.37

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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.