Home / 171,648,682.30-257,473,023.45-63,921,015.10

Finding the Fourth Proportional to 171,648,682.30, 257,473,023.45 and 63,921,015.10

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Solution

The fourth proportional to 171,648,682.30, 257,473,023.45 and 63,921,015.10 is: 95,881,522.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,648,682.30 : 257,473,023.45 = 63,921,015.10 : x
  2. Step 2: Convert to fraction form
    171,648,682.30/257,473,023.45 = 63,921,015.10/x
  3. Step 3: Cross multiply
    171,648,682.30x = 257,473,023.45 × 63,921,015.10
  4. Step 4: Simplify right side
    171,648,682.30x = 16,457,937,019,790,104
  5. Step 5: Solve for x
    x = 16,457,937,019,790,104/171,648,682.30
  6. Step 6: Final answer
    x = 95,881,522.65

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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.