Home / 1,180,461,811.50-1,628,448,911.66-703,816,019.96

Finding the Fourth Proportional to 1,180,461,811.50, 1,628,448,911.66 and 703,816,019.96

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Solution

The fourth proportional to 1,180,461,811.50, 1,628,448,911.66 and 703,816,019.96 is: 970,915,298.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,461,811.50 : 1,628,448,911.66 = 703,816,019.96 : x
  2. Step 2: Convert to fraction form
    1,180,461,811.50/1,628,448,911.66 = 703,816,019.96/x
  3. Step 3: Cross multiply
    1,180,461,811.50x = 1,628,448,911.66 × 703,816,019.96
  4. Step 4: Simplify right side
    1,180,461,811.50x = 1,146,128,431,712,734,976
  5. Step 5: Solve for x
    x = 1,146,128,431,712,734,976/1,180,461,811.50
  6. Step 6: Final answer
    x = 970,915,298.19

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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.