Home / 697,684,087.82-962,501,534.70-415,268,161.04

Finding the Fourth Proportional to 697,684,087.82, 962,501,534.70 and 415,268,161.04

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Solution

The fourth proportional to 697,684,087.82, 962,501,534.70 and 415,268,161.04 is: 572,890,007.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,684,087.82 : 962,501,534.70 = 415,268,161.04 : x
  2. Step 2: Convert to fraction form
    697,684,087.82/962,501,534.70 = 415,268,161.04/x
  3. Step 3: Cross multiply
    697,684,087.82x = 962,501,534.70 × 415,268,161.04
  4. Step 4: Simplify right side
    697,684,087.82x = 399,696,242,313,046,784
  5. Step 5: Solve for x
    x = 399,696,242,313,046,784/697,684,087.82
  6. Step 6: Final answer
    x = 572,890,007.51

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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.