Home / 210,951,530.55-316,360,216.95-197,180,154.05

Finding the Fourth Proportional to 210,951,530.55, 316,360,216.95 and 197,180,154.05

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Solution

The fourth proportional to 210,951,530.55, 316,360,216.95 and 197,180,154.05 is: 295,707,531.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,951,530.55 : 316,360,216.95 = 197,180,154.05 : x
  2. Step 2: Convert to fraction form
    210,951,530.55/316,360,216.95 = 197,180,154.05/x
  3. Step 3: Cross multiply
    210,951,530.55x = 316,360,216.95 × 197,180,154.05
  4. Step 4: Simplify right side
    210,951,530.55x = 62,379,956,311,910,616
  5. Step 5: Solve for x
    x = 62,379,956,311,910,616/210,951,530.55
  6. Step 6: Final answer
    x = 295,707,531.25

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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.