Home / 215,711,580.60-323,567,370.90-70,149,890.70

Finding the Fourth Proportional to 215,711,580.60, 323,567,370.90 and 70,149,890.70

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Solution

The fourth proportional to 215,711,580.60, 323,567,370.90 and 70,149,890.70 is: 105,224,836.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,711,580.60 : 323,567,370.90 = 70,149,890.70 : x
  2. Step 2: Convert to fraction form
    215,711,580.60/323,567,370.90 = 70,149,890.70/x
  3. Step 3: Cross multiply
    215,711,580.60x = 323,567,370.90 × 70,149,890.70
  4. Step 4: Simplify right side
    215,711,580.60x = 22,698,215,702,721,360
  5. Step 5: Solve for x
    x = 22,698,215,702,721,360/215,711,580.60
  6. Step 6: Final answer
    x = 105,224,836.05

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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.