Home / 168,316,572.90-251,996,562.45-149,184,696.90

Finding the Fourth Proportional to 168,316,572.90, 251,996,562.45 and 149,184,696.90

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Solution

The fourth proportional to 168,316,572.90, 251,996,562.45 and 149,184,696.90 is: 223,353,114.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,316,572.90 : 251,996,562.45 = 149,184,696.90 : x
  2. Step 2: Convert to fraction form
    168,316,572.90/251,996,562.45 = 149,184,696.90/x
  3. Step 3: Cross multiply
    168,316,572.90x = 251,996,562.45 × 149,184,696.90
  4. Step 4: Simplify right side
    168,316,572.90x = 37,594,030,788,945,168
  5. Step 5: Solve for x
    x = 37,594,030,788,945,168/168,316,572.90
  6. Step 6: Final answer
    x = 223,353,114.56

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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.