Home / 343,188,164,338.32-473,599,744,091.55-188,863,843,850.74

Finding the Fourth Proportional to 343,188,164,338.32, 473,599,744,091.55 and 188,863,843,850.74

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Solution

The fourth proportional to 343,188,164,338.32, 473,599,744,091.55 and 188,863,843,850.74 is: 260,632,147,056.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,188,164,338.32 : 473,599,744,091.55 = 188,863,843,850.74 : x
  2. Step 2: Convert to fraction form
    343,188,164,338.32/473,599,744,091.55 = 188,863,843,850.74/x
  3. Step 3: Cross multiply
    343,188,164,338.32x = 473,599,744,091.55 × 188,863,843,850.74
  4. Step 4: Simplify right side
    343,188,164,338.32x = 89,445,868,115,856,919,101,440
  5. Step 5: Solve for x
    x = 89,445,868,115,856,919,101,440/343,188,164,338.32
  6. Step 6: Final answer
    x = 260,632,147,056.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.