Home / 145,162,905.60-217,744,358.40-96,789,964.80

Finding the Fourth Proportional to 145,162,905.60, 217,744,358.40 and 96,789,964.80

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Solution

The fourth proportional to 145,162,905.60, 217,744,358.40 and 96,789,964.80 is: 145,184,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,162,905.60 : 217,744,358.40 = 96,789,964.80 : x
  2. Step 2: Convert to fraction form
    145,162,905.60/217,744,358.40 = 96,789,964.80/x
  3. Step 3: Cross multiply
    145,162,905.60x = 217,744,358.40 × 96,789,964.80
  4. Step 4: Simplify right side
    145,162,905.60x = 21,075,468,784,934,584
  5. Step 5: Solve for x
    x = 21,075,468,784,934,584/145,162,905.60
  6. Step 6: Final answer
    x = 145,184,947.20

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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.