Home / 618,487,409.30-928,403,368.83-250,275,837.14

Finding the Fourth Proportional to 618,487,409.30, 928,403,368.83 and 250,275,837.14

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Solution

The fourth proportional to 618,487,409.30, 928,403,368.83 and 250,275,837.14 is: 375,685,788.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,487,409.30 : 928,403,368.83 = 250,275,837.14 : x
  2. Step 2: Convert to fraction form
    618,487,409.30/928,403,368.83 = 250,275,837.14/x
  3. Step 3: Cross multiply
    618,487,409.30x = 928,403,368.83 × 250,275,837.14
  4. Step 4: Simplify right side
    618,487,409.30x = 232,356,930,337,524,416
  5. Step 5: Solve for x
    x = 232,356,930,337,524,416/618,487,409.30
  6. Step 6: Final answer
    x = 375,685,788.98

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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.