Home / 461,862,287.73-693,021,054.60-216,235,554.93

Finding the Fourth Proportional to 461,862,287.73, 693,021,054.60 and 216,235,554.93

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Solution

The fourth proportional to 461,862,287.73, 693,021,054.60 and 216,235,554.93 is: 324,459,901.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,862,287.73 : 693,021,054.60 = 216,235,554.93 : x
  2. Step 2: Convert to fraction form
    461,862,287.73/693,021,054.60 = 216,235,554.93/x
  3. Step 3: Cross multiply
    461,862,287.73x = 693,021,054.60 × 216,235,554.93
  4. Step 4: Simplify right side
    461,862,287.73x = 149,855,792,319,604,832
  5. Step 5: Solve for x
    x = 149,855,792,319,604,832/461,862,287.73
  6. Step 6: Final answer
    x = 324,459,901.36

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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.