Home / 147,658,316.58-203,770,615.10-81,580,334.58

Finding the Fourth Proportional to 147,658,316.58, 203,770,615.10 and 81,580,334.58

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Solution

The fourth proportional to 147,658,316.58, 203,770,615.10 and 81,580,334.58 is: 112,582,043.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,658,316.58 : 203,770,615.10 = 81,580,334.58 : x
  2. Step 2: Convert to fraction form
    147,658,316.58/203,770,615.10 = 81,580,334.58/x
  3. Step 3: Cross multiply
    147,658,316.58x = 203,770,615.10 × 81,580,334.58
  4. Step 4: Simplify right side
    147,658,316.58x = 16,623,674,957,022,498
  5. Step 5: Solve for x
    x = 16,623,674,957,022,498/147,658,316.58
  6. Step 6: Final answer
    x = 112,582,043.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.