Home / 19,130,676,233.70-28,696,014,350.55-10,865,705,801.70

Finding the Fourth Proportional to 19,130,676,233.70, 28,696,014,350.55 and 10,865,705,801.70

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Solution

The fourth proportional to 19,130,676,233.70, 28,696,014,350.55 and 10,865,705,801.70 is: 16,298,558,702.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,130,676,233.70 : 28,696,014,350.55 = 10,865,705,801.70 : x
  2. Step 2: Convert to fraction form
    19,130,676,233.70/28,696,014,350.55 = 10,865,705,801.70/x
  3. Step 3: Cross multiply
    19,130,676,233.70x = 28,696,014,350.55 × 10,865,705,801.70
  4. Step 4: Simplify right side
    19,130,676,233.70x = 311,802,449,614,437,613,568
  5. Step 5: Solve for x
    x = 311,802,449,614,437,613,568/19,130,676,233.70
  6. Step 6: Final answer
    x = 16,298,558,702.55

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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.