Home / 114,432,374.40-171,648,561.60-91,757,558.40

Finding the Fourth Proportional to 114,432,374.40, 171,648,561.60 and 91,757,558.40

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Solution

The fourth proportional to 114,432,374.40, 171,648,561.60 and 91,757,558.40 is: 137,636,337.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,432,374.40 : 171,648,561.60 = 91,757,558.40 : x
  2. Step 2: Convert to fraction form
    114,432,374.40/171,648,561.60 = 91,757,558.40/x
  3. Step 3: Cross multiply
    114,432,374.40x = 171,648,561.60 × 91,757,558.40
  4. Step 4: Simplify right side
    114,432,374.40x = 15,750,052,915,287,998
  5. Step 5: Solve for x
    x = 15,750,052,915,287,998/114,432,374.40
  6. Step 6: Final answer
    x = 137,636,337.60

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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.