Home / 140,815,910,701.72-211,310,746,467.22-65,254,977,289.54

Finding the Fourth Proportional to 140,815,910,701.72, 211,310,746,467.22 and 65,254,977,289.54

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Solution

The fourth proportional to 140,815,910,701.72, 211,310,746,467.22 and 65,254,977,289.54 is: 97,922,726,864.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,815,910,701.72 : 211,310,746,467.22 = 65,254,977,289.54 : x
  2. Step 2: Convert to fraction form
    140,815,910,701.72/211,310,746,467.22 = 65,254,977,289.54/x
  3. Step 3: Cross multiply
    140,815,910,701.72x = 211,310,746,467.22 × 65,254,977,289.54
  4. Step 4: Simplify right side
    140,815,910,701.72x = 13,789,077,961,754,185,564,160
  5. Step 5: Solve for x
    x = 13,789,077,961,754,185,564,160/140,815,910,701.72
  6. Step 6: Final answer
    x = 97,922,726,864.03

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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.