Home / 67,064,115.80-100,596,173.70-46,656,781.40

Finding the Fourth Proportional to 67,064,115.80, 100,596,173.70 and 46,656,781.40

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Solution

The fourth proportional to 67,064,115.80, 100,596,173.70 and 46,656,781.40 is: 69,985,172.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,064,115.80 : 100,596,173.70 = 46,656,781.40 : x
  2. Step 2: Convert to fraction form
    67,064,115.80/100,596,173.70 = 46,656,781.40/x
  3. Step 3: Cross multiply
    67,064,115.80x = 100,596,173.70 × 46,656,781.40
  4. Step 4: Simplify right side
    67,064,115.80x = 4,693,493,685,997,329
  5. Step 5: Solve for x
    x = 4,693,493,685,997,329/67,064,115.80
  6. Step 6: Final answer
    x = 69,985,172.10

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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.