Home / 370,701,890.46-511,534,798.83-219,968,573.94

Finding the Fourth Proportional to 370,701,890.46, 511,534,798.83 and 219,968,573.94

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Solution

The fourth proportional to 370,701,890.46, 511,534,798.83 and 219,968,573.94 is: 303,536,569.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,701,890.46 : 511,534,798.83 = 219,968,573.94 : x
  2. Step 2: Convert to fraction form
    370,701,890.46/511,534,798.83 = 219,968,573.94/x
  3. Step 3: Cross multiply
    370,701,890.46x = 511,534,798.83 × 219,968,573.94
  4. Step 4: Simplify right side
    370,701,890.46x = 112,521,580,219,319,872
  5. Step 5: Solve for x
    x = 112,521,580,219,319,872/370,701,890.46
  6. Step 6: Final answer
    x = 303,536,569.72

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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.