Home / 739,223,999.70-1,108,763,937.90-193,965,533.70

Finding the Fourth Proportional to 739,223,999.70, 1,108,763,937.90 and 193,965,533.70

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Solution

The fourth proportional to 739,223,999.70, 1,108,763,937.90 and 193,965,533.70 is: 290,929,392.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,223,999.70 : 1,108,763,937.90 = 193,965,533.70 : x
  2. Step 2: Convert to fraction form
    739,223,999.70/1,108,763,937.90 = 193,965,533.70/x
  3. Step 3: Cross multiply
    739,223,999.70x = 1,108,763,937.90 × 193,965,533.70
  4. Step 4: Simplify right side
    739,223,999.70x = 215,061,988,962,087,168
  5. Step 5: Solve for x
    x = 215,061,988,962,087,168/739,223,999.70
  6. Step 6: Final answer
    x = 290,929,392.24

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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.