Home / 168,316,548.90-251,996,526.45-149,184,672.90

Finding the Fourth Proportional to 168,316,548.90, 251,996,526.45 and 149,184,672.90

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Solution

The fourth proportional to 168,316,548.90, 251,996,526.45 and 149,184,672.90 is: 223,353,078.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,316,548.90 : 251,996,526.45 = 149,184,672.90 : x
  2. Step 2: Convert to fraction form
    168,316,548.90/251,996,526.45 = 149,184,672.90/x
  3. Step 3: Cross multiply
    168,316,548.90x = 251,996,526.45 × 149,184,672.90
  4. Step 4: Simplify right side
    168,316,548.90x = 37,594,019,370,379,448
  5. Step 5: Solve for x
    x = 37,594,019,370,379,448/168,316,548.90
  6. Step 6: Final answer
    x = 223,353,078.57

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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.