Home / 132,313,661.80-198,470,492.70-127,291,544.35

Finding the Fourth Proportional to 132,313,661.80, 198,470,492.70 and 127,291,544.35

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Solution

The fourth proportional to 132,313,661.80, 198,470,492.70 and 127,291,544.35 is: 190,937,316.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,313,661.80 : 198,470,492.70 = 127,291,544.35 : x
  2. Step 2: Convert to fraction form
    132,313,661.80/198,470,492.70 = 127,291,544.35/x
  3. Step 3: Cross multiply
    132,313,661.80x = 198,470,492.70 × 127,291,544.35
  4. Step 4: Simplify right side
    132,313,661.80x = 25,263,615,523,688,400
  5. Step 5: Solve for x
    x = 25,263,615,523,688,400/132,313,661.80
  6. Step 6: Final answer
    x = 190,937,316.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.