Home / 19,262,426,821.40-28,893,640,232.10-16,323,770,667.80

Finding the Fourth Proportional to 19,262,426,821.40, 28,893,640,232.10 and 16,323,770,667.80

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Solution

The fourth proportional to 19,262,426,821.40, 28,893,640,232.10 and 16,323,770,667.80 is: 24,485,656,001.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,262,426,821.40 : 28,893,640,232.10 = 16,323,770,667.80 : x
  2. Step 2: Convert to fraction form
    19,262,426,821.40/28,893,640,232.10 = 16,323,770,667.80/x
  3. Step 3: Cross multiply
    19,262,426,821.40x = 28,893,640,232.10 × 16,323,770,667.80
  4. Step 4: Simplify right side
    19,262,426,821.40x = 471,653,156,906,719,903,744
  5. Step 5: Solve for x
    x = 471,653,156,906,719,903,744/19,262,426,821.40
  6. Step 6: Final answer
    x = 24,485,656,001.70

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Double scale
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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.