Home / 387,367,234.01-534,562,431.76-211,151,362.92

Finding the Fourth Proportional to 387,367,234.01, 534,562,431.76 and 211,151,362.92

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Solution

The fourth proportional to 387,367,234.01, 534,562,431.76 and 211,151,362.92 is: 291,386,509.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,367,234.01 : 534,562,431.76 = 211,151,362.92 : x
  2. Step 2: Convert to fraction form
    387,367,234.01/534,562,431.76 = 211,151,362.92/x
  3. Step 3: Cross multiply
    387,367,234.01x = 534,562,431.76 × 211,151,362.92
  4. Step 4: Simplify right side
    387,367,234.01x = 112,873,586,031,953,488
  5. Step 5: Solve for x
    x = 112,873,586,031,953,488/387,367,234.01
  6. Step 6: Final answer
    x = 291,386,509.03

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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.