Home / 210,646,037.10-315,855,446.12-95,567,790.54

Finding the Fourth Proportional to 210,646,037.10, 315,855,446.12 and 95,567,790.54

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Solution

The fourth proportional to 210,646,037.10, 315,855,446.12 and 95,567,790.54 is: 143,300,142.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,646,037.10 : 315,855,446.12 = 95,567,790.54 : x
  2. Step 2: Convert to fraction form
    210,646,037.10/315,855,446.12 = 95,567,790.54/x
  3. Step 3: Cross multiply
    210,646,037.10x = 315,855,446.12 × 95,567,790.54
  4. Step 4: Simplify right side
    210,646,037.10x = 30,185,607,115,714,420
  5. Step 5: Solve for x
    x = 30,185,607,115,714,420/210,646,037.10
  6. Step 6: Final answer
    x = 143,300,142.42

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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.