Home / 194,152,012.70-291,228,019.05-55,977,352.70

Finding the Fourth Proportional to 194,152,012.70, 291,228,019.05 and 55,977,352.70

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Solution

The fourth proportional to 194,152,012.70, 291,228,019.05 and 55,977,352.70 is: 83,966,029.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,152,012.70 : 291,228,019.05 = 55,977,352.70 : x
  2. Step 2: Convert to fraction form
    194,152,012.70/291,228,019.05 = 55,977,352.70/x
  3. Step 3: Cross multiply
    194,152,012.70x = 291,228,019.05 × 55,977,352.70
  4. Step 4: Simplify right side
    194,152,012.70x = 16,302,173,538,484,170
  5. Step 5: Solve for x
    x = 16,302,173,538,484,170/194,152,012.70
  6. Step 6: Final answer
    x = 83,966,029.05

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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.