Home / 148,608,035.40-222,912,053.10-39,432,995.40

Finding the Fourth Proportional to 148,608,035.40, 222,912,053.10 and 39,432,995.40

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Solution

The fourth proportional to 148,608,035.40, 222,912,053.10 and 39,432,995.40 is: 59,149,493.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,608,035.40 : 222,912,053.10 = 39,432,995.40 : x
  2. Step 2: Convert to fraction form
    148,608,035.40/222,912,053.10 = 39,432,995.40/x
  3. Step 3: Cross multiply
    148,608,035.40x = 222,912,053.10 × 39,432,995.40
  4. Step 4: Simplify right side
    148,608,035.40x = 8,790,089,964,496,855
  5. Step 5: Solve for x
    x = 8,790,089,964,496,855/148,608,035.40
  6. Step 6: Final answer
    x = 59,149,493.10

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1.5x scale

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.