Home / 462,039,268.38-637,614,635.67-253,195,875.42

Finding the Fourth Proportional to 462,039,268.38, 637,614,635.67 and 253,195,875.42

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Solution

The fourth proportional to 462,039,268.38, 637,614,635.67 and 253,195,875.42 is: 349,410,552.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,039,268.38 : 637,614,635.67 = 253,195,875.42 : x
  2. Step 2: Convert to fraction form
    462,039,268.38/637,614,635.67 = 253,195,875.42/x
  3. Step 3: Cross multiply
    462,039,268.38x = 637,614,635.67 × 253,195,875.42
  4. Step 4: Simplify right side
    462,039,268.38x = 161,441,395,859,069,984
  5. Step 5: Solve for x
    x = 161,441,395,859,069,984/462,039,268.38
  6. Step 6: Final answer
    x = 349,410,552.11

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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.