Home / 1,440,032,057.80-2,160,032,340.24-349,515,125.80

Finding the Fourth Proportional to 1,440,032,057.80, 2,160,032,340.24 and 349,515,125.80

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Solution

The fourth proportional to 1,440,032,057.80, 2,160,032,340.24 and 349,515,125.80 is: 524,268,866.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,032,057.80 : 2,160,032,340.24 = 349,515,125.80 : x
  2. Step 2: Convert to fraction form
    1,440,032,057.80/2,160,032,340.24 = 349,515,125.80/x
  3. Step 3: Cross multiply
    1,440,032,057.80x = 2,160,032,340.24 × 349,515,125.80
  4. Step 4: Simplify right side
    1,440,032,057.80x = 754,963,975,131,051,904
  5. Step 5: Solve for x
    x = 754,963,975,131,051,904/1,440,032,057.80
  6. Step 6: Final answer
    x = 524,268,866.82

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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.