Home / 384,481,607.60-576,722,411.40-125,722,984.70

Finding the Fourth Proportional to 384,481,607.60, 576,722,411.40 and 125,722,984.70

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Solution

The fourth proportional to 384,481,607.60, 576,722,411.40 and 125,722,984.70 is: 188,584,477.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,481,607.60 : 576,722,411.40 = 125,722,984.70 : x
  2. Step 2: Convert to fraction form
    384,481,607.60/576,722,411.40 = 125,722,984.70/x
  3. Step 3: Cross multiply
    384,481,607.60x = 576,722,411.40 × 125,722,984.70
  4. Step 4: Simplify right side
    384,481,607.60x = 72,507,262,904,589,312
  5. Step 5: Solve for x
    x = 72,507,262,904,589,312/384,481,607.60
  6. Step 6: Final answer
    x = 188,584,477.05

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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.