Home / 523,185,976.98-784,775,028.69-134,975,806.02

Finding the Fourth Proportional to 523,185,976.98, 784,775,028.69 and 134,975,806.02

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Solution

The fourth proportional to 523,185,976.98, 784,775,028.69 and 134,975,806.02 is: 202,462,693.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,185,976.98 : 784,775,028.69 = 134,975,806.02 : x
  2. Step 2: Convert to fraction form
    523,185,976.98/784,775,028.69 = 134,975,806.02/x
  3. Step 3: Cross multiply
    523,185,976.98x = 784,775,028.69 × 134,975,806.02
  4. Step 4: Simplify right side
    523,185,976.98x = 105,925,642,041,801,392
  5. Step 5: Solve for x
    x = 105,925,642,041,801,392/523,185,976.98
  6. Step 6: Final answer
    x = 202,462,693.39

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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.