Home / 343,188,164,337.75-473,599,744,090.76-188,863,843,850.17

Finding the Fourth Proportional to 343,188,164,337.75, 473,599,744,090.76 and 188,863,843,850.17

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Solution

The fourth proportional to 343,188,164,337.75, 473,599,744,090.76 and 188,863,843,850.17 is: 260,632,147,055.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,188,164,337.75 : 473,599,744,090.76 = 188,863,843,850.17 : x
  2. Step 2: Convert to fraction form
    343,188,164,337.75/473,599,744,090.76 = 188,863,843,850.17/x
  3. Step 3: Cross multiply
    343,188,164,337.75x = 473,599,744,090.76 × 188,863,843,850.17
  4. Step 4: Simplify right side
    343,188,164,337.75x = 89,445,868,115,437,773,914,112
  5. Step 5: Solve for x
    x = 89,445,868,115,437,773,914,112/343,188,164,337.75
  6. Step 6: Final answer
    x = 260,632,147,055.66

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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.