Home / 575,037,215.78-862,248,932.82-298,409,898.92

Finding the Fourth Proportional to 575,037,215.78, 862,248,932.82 and 298,409,898.92

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Solution

The fourth proportional to 575,037,215.78, 862,248,932.82 and 298,409,898.92 is: 447,455,590.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,037,215.78 : 862,248,932.82 = 298,409,898.92 : x
  2. Step 2: Convert to fraction form
    575,037,215.78/862,248,932.82 = 298,409,898.92/x
  3. Step 3: Cross multiply
    575,037,215.78x = 862,248,932.82 × 298,409,898.92
  4. Step 4: Simplify right side
    575,037,215.78x = 257,303,616,886,694,112
  5. Step 5: Solve for x
    x = 257,303,616,886,694,112/575,037,215.78
  6. Step 6: Final answer
    x = 447,455,590.40

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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.