Home / 305,856,005.60-458,784,008.40-101,415,634.40

Finding the Fourth Proportional to 305,856,005.60, 458,784,008.40 and 101,415,634.40

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Solution

The fourth proportional to 305,856,005.60, 458,784,008.40 and 101,415,634.40 is: 152,123,451.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,856,005.60 : 458,784,008.40 = 101,415,634.40 : x
  2. Step 2: Convert to fraction form
    305,856,005.60/458,784,008.40 = 101,415,634.40/x
  3. Step 3: Cross multiply
    305,856,005.60x = 458,784,008.40 × 101,415,634.40
  4. Step 4: Simplify right side
    305,856,005.60x = 46,527,871,264,460,928
  5. Step 5: Solve for x
    x = 46,527,871,264,460,928/305,856,005.60
  6. Step 6: Final answer
    x = 152,123,451.60

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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.