Home / 979,680,095.20-1,467,504,603.60-495,278,840.80

Finding the Fourth Proportional to 979,680,095.20, 1,467,504,603.60 and 495,278,840.80

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Solution

The fourth proportional to 979,680,095.20, 1,467,504,603.60 and 495,278,840.80 is: 741,899,302.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,680,095.20 : 1,467,504,603.60 = 495,278,840.80 : x
  2. Step 2: Convert to fraction form
    979,680,095.20/1,467,504,603.60 = 495,278,840.80/x
  3. Step 3: Cross multiply
    979,680,095.20x = 1,467,504,603.60 × 495,278,840.80
  4. Step 4: Simplify right side
    979,680,095.20x = 726,823,978,939,671,424
  5. Step 5: Solve for x
    x = 726,823,978,939,671,424/979,680,095.20
  6. Step 6: Final answer
    x = 741,899,302.13

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1.5x scale

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.