Home / 111,143,136.61-166,699,570.47-29,255,157.64

Finding the Fourth Proportional to 111,143,136.61, 166,699,570.47 and 29,255,157.64

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Solution

The fourth proportional to 111,143,136.61, 166,699,570.47 and 29,255,157.64 is: 43,878,752.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,143,136.61 : 166,699,570.47 = 29,255,157.64 : x
  2. Step 2: Convert to fraction form
    111,143,136.61/166,699,570.47 = 29,255,157.64/x
  3. Step 3: Cross multiply
    111,143,136.61x = 166,699,570.47 × 29,255,157.64
  4. Step 4: Simplify right side
    111,143,136.61x = 4,876,822,212,620,139
  5. Step 5: Solve for x
    x = 4,876,822,212,620,139/111,143,136.61
  6. Step 6: Final answer
    x = 43,878,752.76

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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.