Home / 501,457,669.48-692,011,583.22-281,441,095.48

Finding the Fourth Proportional to 501,457,669.48, 692,011,583.22 and 281,441,095.48

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Solution

The fourth proportional to 501,457,669.48, 692,011,583.22 and 281,441,095.48 is: 388,388,711.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,457,669.48 : 692,011,583.22 = 281,441,095.48 : x
  2. Step 2: Convert to fraction form
    501,457,669.48/692,011,583.22 = 281,441,095.48/x
  3. Step 3: Cross multiply
    501,457,669.48x = 692,011,583.22 × 281,441,095.48
  4. Step 4: Simplify right side
    501,457,669.48x = 194,760,498,066,286,016
  5. Step 5: Solve for x
    x = 194,760,498,066,286,016/501,457,669.48
  6. Step 6: Final answer
    x = 388,388,711.39

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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.