Home / 123,894,156.21-185,673,825.27-47,175,333.45

Finding the Fourth Proportional to 123,894,156.21, 185,673,825.27 and 47,175,333.45

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Solution

The fourth proportional to 123,894,156.21, 185,673,825.27 and 47,175,333.45 is: 70,699,255.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,894,156.21 : 185,673,825.27 = 47,175,333.45 : x
  2. Step 2: Convert to fraction form
    123,894,156.21/185,673,825.27 = 47,175,333.45/x
  3. Step 3: Cross multiply
    123,894,156.21x = 185,673,825.27 × 47,175,333.45
  4. Step 4: Simplify right side
    123,894,156.21x = 8,759,224,620,008,345
  5. Step 5: Solve for x
    x = 8,759,224,620,008,345/123,894,156.21
  6. Step 6: Final answer
    x = 70,699,255.62

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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.