Home / 462,286,940.48-637,955,824.34-253,438,599.10

Finding the Fourth Proportional to 462,286,940.48, 637,955,824.34 and 253,438,599.10

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Solution

The fourth proportional to 462,286,940.48, 637,955,824.34 and 253,438,599.10 is: 349,745,182.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,286,940.48 : 637,955,824.34 = 253,438,599.10 : x
  2. Step 2: Convert to fraction form
    462,286,940.48/637,955,824.34 = 253,438,599.10/x
  3. Step 3: Cross multiply
    462,286,940.48x = 637,955,824.34 × 253,438,599.10
  4. Step 4: Simplify right side
    462,286,940.48x = 161,682,630,403,958,304
  5. Step 5: Solve for x
    x = 161,682,630,403,958,304/462,286,940.48
  6. Step 6: Final answer
    x = 349,745,182.58

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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.