Home / 305,856,010.60-458,784,015.90-101,415,639.40

Finding the Fourth Proportional to 305,856,010.60, 458,784,015.90 and 101,415,639.40

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Solution

The fourth proportional to 305,856,010.60, 458,784,015.90 and 101,415,639.40 is: 152,123,459.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,856,010.60 : 458,784,015.90 = 101,415,639.40 : x
  2. Step 2: Convert to fraction form
    305,856,010.60/458,784,015.90 = 101,415,639.40/x
  3. Step 3: Cross multiply
    305,856,010.60x = 458,784,015.90 × 101,415,639.40
  4. Step 4: Simplify right side
    305,856,010.60x = 46,527,874,318,998,264
  5. Step 5: Solve for x
    x = 46,527,874,318,998,264/305,856,010.60
  6. Step 6: Final answer
    x = 152,123,459.10

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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.