Home / 1,614,868,276.86-2,422,302,418.53-388,036,729.98

Finding the Fourth Proportional to 1,614,868,276.86, 2,422,302,418.53 and 388,036,729.98

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Solution

The fourth proportional to 1,614,868,276.86, 2,422,302,418.53 and 388,036,729.98 is: 582,055,095.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614,868,276.86 : 2,422,302,418.53 = 388,036,729.98 : x
  2. Step 2: Convert to fraction form
    1,614,868,276.86/2,422,302,418.53 = 388,036,729.98/x
  3. Step 3: Cross multiply
    1,614,868,276.86x = 2,422,302,418.53 × 388,036,729.98
  4. Step 4: Simplify right side
    1,614,868,276.86x = 939,942,309,509,026,688
  5. Step 5: Solve for x
    x = 939,942,309,509,026,688/1,614,868,276.86
  6. Step 6: Final answer
    x = 582,055,095.75

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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.