Home / 140,815,910,700.72-211,310,746,465.72-65,254,977,288.54

Finding the Fourth Proportional to 140,815,910,700.72, 211,310,746,465.72 and 65,254,977,288.54

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Solution

The fourth proportional to 140,815,910,700.72, 211,310,746,465.72 and 65,254,977,288.54 is: 97,922,726,862.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,815,910,700.72 : 211,310,746,465.72 = 65,254,977,288.54 : x
  2. Step 2: Convert to fraction form
    140,815,910,700.72/211,310,746,465.72 = 65,254,977,288.54/x
  3. Step 3: Cross multiply
    140,815,910,700.72x = 211,310,746,465.72 × 65,254,977,288.54
  4. Step 4: Simplify right side
    140,815,910,700.72x = 13,789,077,961,444,991,959,040
  5. Step 5: Solve for x
    x = 13,789,077,961,444,991,959,040/140,815,910,700.72
  6. Step 6: Final answer
    x = 97,922,726,862.53

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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.