Home / 505,494,579.60-758,241,869.40-448,098,951.60

Finding the Fourth Proportional to 505,494,579.60, 758,241,869.40 and 448,098,951.60

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Solution

The fourth proportional to 505,494,579.60, 758,241,869.40 and 448,098,951.60 is: 672,148,427.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,494,579.60 : 758,241,869.40 = 448,098,951.60 : x
  2. Step 2: Convert to fraction form
    505,494,579.60/758,241,869.40 = 448,098,951.60/x
  3. Step 3: Cross multiply
    505,494,579.60x = 758,241,869.40 × 448,098,951.60
  4. Step 4: Simplify right side
    505,494,579.60x = 339,767,386,737,364,160
  5. Step 5: Solve for x
    x = 339,767,386,737,364,160/505,494,579.60
  6. Step 6: Final answer
    x = 672,148,427.40

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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.