Home / 344,884,216.30-475,869,170.70-198,178,156.78

Finding the Fourth Proportional to 344,884,216.30, 475,869,170.70 and 198,178,156.78

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Solution

The fourth proportional to 344,884,216.30, 475,869,170.70 and 198,178,156.78 is: 273,445,030.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,884,216.30 : 475,869,170.70 = 198,178,156.78 : x
  2. Step 2: Convert to fraction form
    344,884,216.30/475,869,170.70 = 198,178,156.78/x
  3. Step 3: Cross multiply
    344,884,216.30x = 475,869,170.70 × 198,178,156.78
  4. Step 4: Simplify right side
    344,884,216.30x = 94,306,875,116,563,504
  5. Step 5: Solve for x
    x = 94,306,875,116,563,504/344,884,216.30
  6. Step 6: Final answer
    x = 273,445,030.71

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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.