Home / 641,448,342.79-962,314,231.77-232,493,864.47

Finding the Fourth Proportional to 641,448,342.79, 962,314,231.77 and 232,493,864.47

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Solution

The fourth proportional to 641,448,342.79, 962,314,231.77 and 232,493,864.47 is: 348,792,162.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,448,342.79 : 962,314,231.77 = 232,493,864.47 : x
  2. Step 2: Convert to fraction form
    641,448,342.79/962,314,231.77 = 232,493,864.47/x
  3. Step 3: Cross multiply
    641,448,342.79x = 962,314,231.77 × 232,493,864.47
  4. Step 4: Simplify right side
    641,448,342.79x = 223,732,154,576,280,768
  5. Step 5: Solve for x
    x = 223,732,154,576,280,768/641,448,342.79
  6. Step 6: Final answer
    x = 348,792,162.44

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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.