Home / 354,294,404.40-531,441,606.60-243,329,523.60

Finding the Fourth Proportional to 354,294,404.40, 531,441,606.60 and 243,329,523.60

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Solution

The fourth proportional to 354,294,404.40, 531,441,606.60 and 243,329,523.60 is: 364,994,285.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,294,404.40 : 531,441,606.60 = 243,329,523.60 : x
  2. Step 2: Convert to fraction form
    354,294,404.40/531,441,606.60 = 243,329,523.60/x
  3. Step 3: Cross multiply
    354,294,404.40x = 531,441,606.60 × 243,329,523.60
  4. Step 4: Simplify right side
    354,294,404.40x = 129,315,432,955,196,624
  5. Step 5: Solve for x
    x = 129,315,432,955,196,624/354,294,404.40
  6. Step 6: Final answer
    x = 364,994,285.40

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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.