Home / 531,442,002.60-797,163,003.90-186,271,073.10

Finding the Fourth Proportional to 531,442,002.60, 797,163,003.90 and 186,271,073.10

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Solution

The fourth proportional to 531,442,002.60, 797,163,003.90 and 186,271,073.10 is: 279,406,609.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,442,002.60 : 797,163,003.90 = 186,271,073.10 : x
  2. Step 2: Convert to fraction form
    531,442,002.60/797,163,003.90 = 186,271,073.10/x
  3. Step 3: Cross multiply
    531,442,002.60x = 797,163,003.90 × 186,271,073.10
  4. Step 4: Simplify right side
    531,442,002.60x = 148,488,408,172,072,480
  5. Step 5: Solve for x
    x = 148,488,408,172,072,480/531,442,002.60
  6. Step 6: Final answer
    x = 279,406,609.65

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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.