Home / 294,516,092.80-441,774,139.20-212,886,755.20

Finding the Fourth Proportional to 294,516,092.80, 441,774,139.20 and 212,886,755.20

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Solution

The fourth proportional to 294,516,092.80, 441,774,139.20 and 212,886,755.20 is: 319,330,132.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,516,092.80 : 441,774,139.20 = 212,886,755.20 : x
  2. Step 2: Convert to fraction form
    294,516,092.80/441,774,139.20 = 212,886,755.20/x
  3. Step 3: Cross multiply
    294,516,092.80x = 441,774,139.20 × 212,886,755.20
  4. Step 4: Simplify right side
    294,516,092.80x = 94,047,863,025,561,120
  5. Step 5: Solve for x
    x = 94,047,863,025,561,120/294,516,092.80
  6. Step 6: Final answer
    x = 319,330,132.80

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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.