Home / 156,962,003.70-235,443,005.55-47,786,307.60

Finding the Fourth Proportional to 156,962,003.70, 235,443,005.55 and 47,786,307.60

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Solution

The fourth proportional to 156,962,003.70, 235,443,005.55 and 47,786,307.60 is: 71,679,461.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,962,003.70 : 235,443,005.55 = 47,786,307.60 : x
  2. Step 2: Convert to fraction form
    156,962,003.70/235,443,005.55 = 47,786,307.60/x
  3. Step 3: Cross multiply
    156,962,003.70x = 235,443,005.55 × 47,786,307.60
  4. Step 4: Simplify right side
    156,962,003.70x = 11,250,951,885,480,808
  5. Step 5: Solve for x
    x = 11,250,951,885,480,808/156,962,003.70
  6. Step 6: Final answer
    x = 71,679,461.40

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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.