Home / 268,420,970.67-370,377,727.59-150,939,296.43

Finding the Fourth Proportional to 268,420,970.67, 370,377,727.59 and 150,939,296.43

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Solution

The fourth proportional to 268,420,970.67, 370,377,727.59 and 150,939,296.43 is: 208,271,930.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,420,970.67 : 370,377,727.59 = 150,939,296.43 : x
  2. Step 2: Convert to fraction form
    268,420,970.67/370,377,727.59 = 150,939,296.43/x
  3. Step 3: Cross multiply
    268,420,970.67x = 370,377,727.59 × 150,939,296.43
  4. Step 4: Simplify right side
    268,420,970.67x = 55,904,553,615,776,800
  5. Step 5: Solve for x
    x = 55,904,553,615,776,800/268,420,970.67
  6. Step 6: Final answer
    x = 208,271,930.01

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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.