Home / 67,997,070.70-101,995,606.05-49,006,912.30

Finding the Fourth Proportional to 67,997,070.70, 101,995,606.05 and 49,006,912.30

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Solution

The fourth proportional to 67,997,070.70, 101,995,606.05 and 49,006,912.30 is: 73,510,368.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,997,070.70 : 101,995,606.05 = 49,006,912.30 : x
  2. Step 2: Convert to fraction form
    67,997,070.70/101,995,606.05 = 49,006,912.30/x
  3. Step 3: Cross multiply
    67,997,070.70x = 101,995,606.05 × 49,006,912.30
  4. Step 4: Simplify right side
    67,997,070.70x = 4,998,489,720,677,699
  5. Step 5: Solve for x
    x = 4,998,489,720,677,699/67,997,070.70
  6. Step 6: Final answer
    x = 73,510,368.45

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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.