Home / 772,551,996.80-1,159,033,281.60-335,665,212.80

Finding the Fourth Proportional to 772,551,996.80, 1,159,033,281.60 and 335,665,212.80

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Solution

The fourth proportional to 772,551,996.80, 1,159,033,281.60 and 335,665,212.80 is: 503,587,013.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,551,996.80 : 1,159,033,281.60 = 335,665,212.80 : x
  2. Step 2: Convert to fraction form
    772,551,996.80/1,159,033,281.60 = 335,665,212.80/x
  3. Step 3: Cross multiply
    772,551,996.80x = 1,159,033,281.60 × 335,665,212.80
  4. Step 4: Simplify right side
    772,551,996.80x = 389,047,153,110,546,304
  5. Step 5: Solve for x
    x = 389,047,153,110,546,304/772,551,996.80
  6. Step 6: Final answer
    x = 503,587,013.85

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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.