Home / 147,847,071.84-204,020,708.76-80,852,809.56

Finding the Fourth Proportional to 147,847,071.84, 204,020,708.76 and 80,852,809.56

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Solution

The fourth proportional to 147,847,071.84, 204,020,708.76 and 80,852,809.56 is: 111,572,365.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,847,071.84 : 204,020,708.76 = 80,852,809.56 : x
  2. Step 2: Convert to fraction form
    147,847,071.84/204,020,708.76 = 80,852,809.56/x
  3. Step 3: Cross multiply
    147,847,071.84x = 204,020,708.76 × 80,852,809.56
  4. Step 4: Simplify right side
    147,847,071.84x = 16,495,647,511,668,504
  5. Step 5: Solve for x
    x = 16,495,647,511,668,504/147,847,071.84
  6. Step 6: Final answer
    x = 111,572,365.33

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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.