Home / 472,103,437-651,502,743.30-276,533,149

Finding the Fourth Proportional to 472,103,437, 651,502,743.30 and 276,533,149

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Solution

The fourth proportional to 472,103,437, 651,502,743.30 and 276,533,149 is: 381,615,745.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,103,437 : 651,502,743.30 = 276,533,149 : x
  2. Step 2: Convert to fraction form
    472,103,437/651,502,743.30 = 276,533,149/x
  3. Step 3: Cross multiply
    472,103,437x = 651,502,743.30 × 276,533,149
  4. Step 4: Simplify right side
    472,103,437x = 180,162,105,186,887,648
  5. Step 5: Solve for x
    x = 180,162,105,186,887,648/472,103,437
  6. Step 6: Final answer
    x = 381,615,745.76

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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.