Home / 436,551,291.72-654,834,023.52-125,663,030.64

Finding the Fourth Proportional to 436,551,291.72, 654,834,023.52 and 125,663,030.64

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Solution

The fourth proportional to 436,551,291.72, 654,834,023.52 and 125,663,030.64 is: 188,496,585.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,551,291.72 : 654,834,023.52 = 125,663,030.64 : x
  2. Step 2: Convert to fraction form
    436,551,291.72/654,834,023.52 = 125,663,030.64/x
  3. Step 3: Cross multiply
    436,551,291.72x = 654,834,023.52 × 125,663,030.64
  4. Step 4: Simplify right side
    436,551,291.72x = 82,288,427,961,708,240
  5. Step 5: Solve for x
    x = 82,288,427,961,708,240/436,551,291.72
  6. Step 6: Final answer
    x = 188,496,585.68

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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.