Home / 697,684,062.36-962,501,499.77-415,268,135.58

Finding the Fourth Proportional to 697,684,062.36, 962,501,499.77 and 415,268,135.58

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Solution

The fourth proportional to 697,684,062.36, 962,501,499.77 and 415,268,135.58 is: 572,889,972.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,684,062.36 : 962,501,499.77 = 415,268,135.58 : x
  2. Step 2: Convert to fraction form
    697,684,062.36/962,501,499.77 = 415,268,135.58/x
  3. Step 3: Cross multiply
    697,684,062.36x = 962,501,499.77 × 415,268,135.58
  4. Step 4: Simplify right side
    697,684,062.36x = 399,696,203,302,441,664
  5. Step 5: Solve for x
    x = 399,696,203,302,441,664/697,684,062.36
  6. Step 6: Final answer
    x = 572,889,972.50

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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.