Home / 67,186,094.20-100,779,141.30-53,749,166.20

Finding the Fourth Proportional to 67,186,094.20, 100,779,141.30 and 53,749,166.20

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Solution

The fourth proportional to 67,186,094.20, 100,779,141.30 and 53,749,166.20 is: 80,623,749.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,186,094.20 : 100,779,141.30 = 53,749,166.20 : x
  2. Step 2: Convert to fraction form
    67,186,094.20/100,779,141.30 = 53,749,166.20/x
  3. Step 3: Cross multiply
    67,186,094.20x = 100,779,141.30 × 53,749,166.20
  4. Step 4: Simplify right side
    67,186,094.20x = 5,416,794,815,226,984
  5. Step 5: Solve for x
    x = 5,416,794,815,226,984/67,186,094.20
  6. Step 6: Final answer
    x = 80,623,749.30

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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.