Home / 12,781,448,045.70-19,172,172,068.55-9,682,084,133.70

Finding the Fourth Proportional to 12,781,448,045.70, 19,172,172,068.55 and 9,682,084,133.70

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Solution

The fourth proportional to 12,781,448,045.70, 19,172,172,068.55 and 9,682,084,133.70 is: 14,523,126,200.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,781,448,045.70 : 19,172,172,068.55 = 9,682,084,133.70 : x
  2. Step 2: Convert to fraction form
    12,781,448,045.70/19,172,172,068.55 = 9,682,084,133.70/x
  3. Step 3: Cross multiply
    12,781,448,045.70x = 19,172,172,068.55 × 9,682,084,133.70
  4. Step 4: Simplify right side
    12,781,448,045.70x = 185,626,582,993,474,256,896
  5. Step 5: Solve for x
    x = 185,626,582,993,474,256,896/12,781,448,045.70
  6. Step 6: Final answer
    x = 14,523,126,200.55

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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.