Home / 67,375,775,125.08-100,903,227,312.15-38,985,875,964.54

Finding the Fourth Proportional to 67,375,775,125.08, 100,903,227,312.15 and 38,985,875,964.54

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Solution

The fourth proportional to 67,375,775,125.08, 100,903,227,312.15 and 38,985,875,964.54 is: 58,385,980,674.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,375,775,125.08 : 100,903,227,312.15 = 38,985,875,964.54 : x
  2. Step 2: Convert to fraction form
    67,375,775,125.08/100,903,227,312.15 = 38,985,875,964.54/x
  3. Step 3: Cross multiply
    67,375,775,125.08x = 100,903,227,312.15 × 38,985,875,964.54
  4. Step 4: Simplify right side
    67,375,775,125.08x = 3,933,800,704,413,264,773,120
  5. Step 5: Solve for x
    x = 3,933,800,704,413,264,773,120/67,375,775,125.08
  6. Step 6: Final answer
    x = 58,385,980,674.96

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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.