Home / 148,608,038.40-222,912,057.60-39,432,998.40

Finding the Fourth Proportional to 148,608,038.40, 222,912,057.60 and 39,432,998.40

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Solution

The fourth proportional to 148,608,038.40, 222,912,057.60 and 39,432,998.40 is: 59,149,497.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,608,038.40 : 222,912,057.60 = 39,432,998.40 : x
  2. Step 2: Convert to fraction form
    148,608,038.40/222,912,057.60 = 39,432,998.40/x
  3. Step 3: Cross multiply
    148,608,038.40x = 222,912,057.60 × 39,432,998.40
  4. Step 4: Simplify right side
    148,608,038.40x = 8,790,090,810,681,507
  5. Step 5: Solve for x
    x = 8,790,090,810,681,507/148,608,038.40
  6. Step 6: Final answer
    x = 59,149,497.60

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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.