Home / 353,784,333.38-530,549,595.75-135,496,046.66

Finding the Fourth Proportional to 353,784,333.38, 530,549,595.75 and 135,496,046.66

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Solution

The fourth proportional to 353,784,333.38, 530,549,595.75 and 135,496,046.66 is: 203,195,466.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,784,333.38 : 530,549,595.75 = 135,496,046.66 : x
  2. Step 2: Convert to fraction form
    353,784,333.38/530,549,595.75 = 135,496,046.66/x
  3. Step 3: Cross multiply
    353,784,333.38x = 530,549,595.75 × 135,496,046.66
  4. Step 4: Simplify right side
    353,784,333.38x = 71,887,372,781,186,136
  5. Step 5: Solve for x
    x = 71,887,372,781,186,136/353,784,333.38
  6. Step 6: Final answer
    x = 203,195,466.84

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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.