Home / 477,236,212.45-715,957,354.88-145,269,181.14

Finding the Fourth Proportional to 477,236,212.45, 715,957,354.88 and 145,269,181.14

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Solution

The fourth proportional to 477,236,212.45, 715,957,354.88 and 145,269,181.14 is: 217,935,135.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,236,212.45 : 715,957,354.88 = 145,269,181.14 : x
  2. Step 2: Convert to fraction form
    477,236,212.45/715,957,354.88 = 145,269,181.14/x
  3. Step 3: Cross multiply
    477,236,212.45x = 715,957,354.88 × 145,269,181.14
  4. Step 4: Simplify right side
    477,236,212.45x = 104,006,538,674,577,968
  5. Step 5: Solve for x
    x = 104,006,538,674,577,968/477,236,212.45
  6. Step 6: Final answer
    x = 217,935,135.60

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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.