Home / 117,914,970.19-162,720,479.26-64,270,093.63

Finding the Fourth Proportional to 117,914,970.19, 162,720,479.26 and 64,270,093.63

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Solution

The fourth proportional to 117,914,970.19, 162,720,479.26 and 64,270,093.63 is: 88,691,541.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,914,970.19 : 162,720,479.26 = 64,270,093.63 : x
  2. Step 2: Convert to fraction form
    117,914,970.19/162,720,479.26 = 64,270,093.63/x
  3. Step 3: Cross multiply
    117,914,970.19x = 162,720,479.26 × 64,270,093.63
  4. Step 4: Simplify right side
    117,914,970.19x = 10,458,060,437,558,672
  5. Step 5: Solve for x
    x = 10,458,060,437,558,672/117,914,970.19
  6. Step 6: Final answer
    x = 88,691,541.21

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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.