Home / 147,781,990,854.30-203,954,347,640.64-89,914,478,869.56

Finding the Fourth Proportional to 147,781,990,854.30, 203,954,347,640.64 and 89,914,478,869.56

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Solution

The fourth proportional to 147,781,990,854.30, 203,954,347,640.64 and 89,914,478,869.56 is: 124,091,229,081.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,781,990,854.30 : 203,954,347,640.64 = 89,914,478,869.56 : x
  2. Step 2: Convert to fraction form
    147,781,990,854.30/203,954,347,640.64 = 89,914,478,869.56/x
  3. Step 3: Cross multiply
    147,781,990,854.30x = 203,954,347,640.64 × 89,914,478,869.56
  4. Step 4: Simplify right side
    147,781,990,854.30x = 18,338,448,881,289,221,111,808
  5. Step 5: Solve for x
    x = 18,338,448,881,289,221,111,808/147,781,990,854.30
  6. Step 6: Final answer
    x = 124,091,229,081.96

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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.