Home / 570,176,304.70-855,390,428.24-206,661,212.86

Finding the Fourth Proportional to 570,176,304.70, 855,390,428.24 and 206,661,212.86

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Solution

The fourth proportional to 570,176,304.70, 855,390,428.24 and 206,661,212.86 is: 310,037,477.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,176,304.70 : 855,390,428.24 = 206,661,212.86 : x
  2. Step 2: Convert to fraction form
    570,176,304.70/855,390,428.24 = 206,661,212.86/x
  3. Step 3: Cross multiply
    570,176,304.70x = 855,390,428.24 × 206,661,212.86
  4. Step 4: Simplify right side
    570,176,304.70x = 176,776,023,368,913,216
  5. Step 5: Solve for x
    x = 176,776,023,368,913,216/570,176,304.70
  6. Step 6: Final answer
    x = 310,037,477.73

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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.