Home / 1,771,486,907,885.80-2,656,972,372,811.10-515,080,392,173.80

Finding the Fourth Proportional to 1,771,486,907,885.80, 2,656,972,372,811.10 and 515,080,392,173.80

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Solution

The fourth proportional to 1,771,486,907,885.80, 2,656,972,372,811.10 and 515,080,392,173.80 is: 772,545,574,957.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,486,907,885.80 : 2,656,972,372,811.10 = 515,080,392,173.80 : x
  2. Step 2: Convert to fraction form
    1,771,486,907,885.80/2,656,972,372,811.10 = 515,080,392,173.80/x
  3. Step 3: Cross multiply
    1,771,486,907,885.80x = 2,656,972,372,811.10 × 515,080,392,173.80
  4. Step 4: Simplify right side
    1,771,486,907,885.80x = 1,368,554,371,782,493,362,716,672
  5. Step 5: Solve for x
    x = 1,368,554,371,782,493,362,716,672/1,771,486,907,885.80
  6. Step 6: Final answer
    x = 772,545,574,957.60

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Double scale
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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.