Home / 43,122,059.20-64,683,088.80-42,271,753.60

Finding the Fourth Proportional to 43,122,059.20, 64,683,088.80 and 42,271,753.60

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Solution

The fourth proportional to 43,122,059.20, 64,683,088.80 and 42,271,753.60 is: 63,407,630.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,122,059.20 : 64,683,088.80 = 42,271,753.60 : x
  2. Step 2: Convert to fraction form
    43,122,059.20/64,683,088.80 = 42,271,753.60/x
  3. Step 3: Cross multiply
    43,122,059.20x = 64,683,088.80 × 42,271,753.60
  4. Step 4: Simplify right side
    43,122,059.20x = 2,734,267,591,840,519.50
  5. Step 5: Solve for x
    x = 2,734,267,591,840,519.50/43,122,059.20
  6. Step 6: Final answer
    x = 63,407,630.40

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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.