Home / 1,294,708,212.80-1,942,062,319.20-741,442,702.40

Finding the Fourth Proportional to 1,294,708,212.80, 1,942,062,319.20 and 741,442,702.40

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Solution

The fourth proportional to 1,294,708,212.80, 1,942,062,319.20 and 741,442,702.40 is: 1,112,164,053.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,708,212.80 : 1,942,062,319.20 = 741,442,702.40 : x
  2. Step 2: Convert to fraction form
    1,294,708,212.80/1,942,062,319.20 = 741,442,702.40/x
  3. Step 3: Cross multiply
    1,294,708,212.80x = 1,942,062,319.20 × 741,442,702.40
  4. Step 4: Simplify right side
    1,294,708,212.80x = 1,439,927,934,176,859,392
  5. Step 5: Solve for x
    x = 1,439,927,934,176,859,392/1,294,708,212.80
  6. Step 6: Final answer
    x = 1,112,164,053.60

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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.