Home / 149,495,931.60-223,818,744.60-115,200,272.40

Finding the Fourth Proportional to 149,495,931.60, 223,818,744.60 and 115,200,272.40

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Solution

The fourth proportional to 149,495,931.60, 223,818,744.60 and 115,200,272.40 is: 172,472,789.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,495,931.60 : 223,818,744.60 = 115,200,272.40 : x
  2. Step 2: Convert to fraction form
    149,495,931.60/223,818,744.60 = 115,200,272.40/x
  3. Step 3: Cross multiply
    149,495,931.60x = 223,818,744.60 × 115,200,272.40
  4. Step 4: Simplify right side
    149,495,931.60x = 25,783,980,346,146,028
  5. Step 5: Solve for x
    x = 25,783,980,346,146,028/149,495,931.60
  6. Step 6: Final answer
    x = 172,472,789.53

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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.