Home / 772,792,977,347.56-1,159,718,967,458.70-269,715,365,368.12

Finding the Fourth Proportional to 772,792,977,347.56, 1,159,718,967,458.70 and 269,715,365,368.12

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Solution

The fourth proportional to 772,792,977,347.56, 1,159,718,967,458.70 and 269,715,365,368.12 is: 404,757,851,327.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,792,977,347.56 : 1,159,718,967,458.70 = 269,715,365,368.12 : x
  2. Step 2: Convert to fraction form
    772,792,977,347.56/1,159,718,967,458.70 = 269,715,365,368.12/x
  3. Step 3: Cross multiply
    772,792,977,347.56x = 1,159,718,967,458.70 × 269,715,365,368.12
  4. Step 4: Simplify right side
    772,792,977,347.56x = 312,794,025,032,462,125,498,368
  5. Step 5: Solve for x
    x = 312,794,025,032,462,125,498,368/772,792,977,347.56
  6. Step 6: Final answer
    x = 404,757,851,327.87

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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.