Home / 354,295,037.10-531,442,555.65-160,212,783.90

Finding the Fourth Proportional to 354,295,037.10, 531,442,555.65 and 160,212,783.90

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Solution

The fourth proportional to 354,295,037.10, 531,442,555.65 and 160,212,783.90 is: 240,319,175.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,295,037.10 : 531,442,555.65 = 160,212,783.90 : x
  2. Step 2: Convert to fraction form
    354,295,037.10/531,442,555.65 = 160,212,783.90/x
  3. Step 3: Cross multiply
    354,295,037.10x = 531,442,555.65 × 160,212,783.90
  4. Step 4: Simplify right side
    354,295,037.10x = 85,143,891,323,617,168
  5. Step 5: Solve for x
    x = 85,143,891,323,617,168/354,295,037.10
  6. Step 6: Final answer
    x = 240,319,175.85

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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.