Home / 117,157,319.34-161,677,097.19-64,946,222.70

Finding the Fourth Proportional to 117,157,319.34, 161,677,097.19 and 64,946,222.70

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Solution

The fourth proportional to 117,157,319.34, 161,677,097.19 and 64,946,222.70 is: 89,625,785.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,157,319.34 : 161,677,097.19 = 64,946,222.70 : x
  2. Step 2: Convert to fraction form
    117,157,319.34/161,677,097.19 = 64,946,222.70/x
  3. Step 3: Cross multiply
    117,157,319.34x = 161,677,097.19 × 64,946,222.70
  4. Step 4: Simplify right side
    117,157,319.34x = 10,500,316,759,591,284
  5. Step 5: Solve for x
    x = 10,500,316,759,591,284/117,157,319.34
  6. Step 6: Final answer
    x = 89,625,785.39

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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.