Home / 251,411,722.55-346,978,380.71-152,289,561.59

Finding the Fourth Proportional to 251,411,722.55, 346,978,380.71 and 152,289,561.59

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Solution

The fourth proportional to 251,411,722.55, 346,978,380.71 and 152,289,561.59 is: 210,177,890.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,411,722.55 : 346,978,380.71 = 152,289,561.59 : x
  2. Step 2: Convert to fraction form
    251,411,722.55/346,978,380.71 = 152,289,561.59/x
  3. Step 3: Cross multiply
    251,411,722.55x = 346,978,380.71 × 152,289,561.59
  4. Step 4: Simplify right side
    251,411,722.55x = 52,841,185,479,534,008
  5. Step 5: Solve for x
    x = 52,841,185,479,534,008/251,411,722.55
  6. Step 6: Final answer
    x = 210,177,890.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.