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Finding the Fourth Proportional to 64,513,794.80, 96,770,692.20 and 59,362,972.40

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Solution

The fourth proportional to 64,513,794.80, 96,770,692.20 and 59,362,972.40 is: 89,044,458.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,513,794.80 : 96,770,692.20 = 59,362,972.40 : x
  2. Step 2: Convert to fraction form
    64,513,794.80/96,770,692.20 = 59,362,972.40/x
  3. Step 3: Cross multiply
    64,513,794.80x = 96,770,692.20 × 59,362,972.40
  4. Step 4: Simplify right side
    64,513,794.80x = 5,744,595,930,197,495
  5. Step 5: Solve for x
    x = 5,744,595,930,197,495/64,513,794.80
  6. Step 6: Final answer
    x = 89,044,458.60

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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.