Home / 156,962,003.20-235,443,004.80-47,786,307.10

Finding the Fourth Proportional to 156,962,003.20, 235,443,004.80 and 47,786,307.10

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Solution

The fourth proportional to 156,962,003.20, 235,443,004.80 and 47,786,307.10 is: 71,679,460.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,962,003.20 : 235,443,004.80 = 47,786,307.10 : x
  2. Step 2: Convert to fraction form
    156,962,003.20/235,443,004.80 = 47,786,307.10/x
  3. Step 3: Cross multiply
    156,962,003.20x = 235,443,004.80 × 47,786,307.10
  4. Step 4: Simplify right side
    156,962,003.20x = 11,250,951,731,919,576
  5. Step 5: Solve for x
    x = 11,250,951,731,919,576/156,962,003.20
  6. Step 6: Final answer
    x = 71,679,460.65

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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.