Home / 474,090,808.52-714,689,620.70-442,487,783.72

Finding the Fourth Proportional to 474,090,808.52, 714,689,620.70 and 442,487,783.72

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Solution

The fourth proportional to 474,090,808.52, 714,689,620.70 and 442,487,783.72 is: 667,048,212.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,090,808.52 : 714,689,620.70 = 442,487,783.72 : x
  2. Step 2: Convert to fraction form
    474,090,808.52/714,689,620.70 = 442,487,783.72/x
  3. Step 3: Cross multiply
    474,090,808.52x = 714,689,620.70 × 442,487,783.72
  4. Step 4: Simplify right side
    474,090,808.52x = 316,241,426,311,230,464
  5. Step 5: Solve for x
    x = 316,241,426,311,230,464/474,090,808.52
  6. Step 6: Final answer
    x = 667,048,212.34

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.