Home / 73,068,457,895.76-100,834,689,091.23-40,517,964,678.33

Finding the Fourth Proportional to 73,068,457,895.76, 100,834,689,091.23 and 40,517,964,678.33

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Solution

The fourth proportional to 73,068,457,895.76, 100,834,689,091.23 and 40,517,964,678.33 is: 55,914,911,695.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,068,457,895.76 : 100,834,689,091.23 = 40,517,964,678.33 : x
  2. Step 2: Convert to fraction form
    73,068,457,895.76/100,834,689,091.23 = 40,517,964,678.33/x
  3. Step 3: Cross multiply
    73,068,457,895.76x = 100,834,689,091.23 × 40,517,964,678.33
  4. Step 4: Simplify right side
    73,068,457,895.76x = 4,085,616,370,948,844,290,048
  5. Step 5: Solve for x
    x = 4,085,616,370,948,844,290,048/73,068,457,895.76
  6. Step 6: Final answer
    x = 55,914,911,695.24

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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.