Home / 1,440,032,059.30-2,160,032,342.49-349,515,127.30

Finding the Fourth Proportional to 1,440,032,059.30, 2,160,032,342.49 and 349,515,127.30

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Solution

The fourth proportional to 1,440,032,059.30, 2,160,032,342.49 and 349,515,127.30 is: 524,268,869.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,032,059.30 : 2,160,032,342.49 = 349,515,127.30 : x
  2. Step 2: Convert to fraction form
    1,440,032,059.30/2,160,032,342.49 = 349,515,127.30/x
  3. Step 3: Cross multiply
    1,440,032,059.30x = 2,160,032,342.49 × 349,515,127.30
  4. Step 4: Simplify right side
    1,440,032,059.30x = 754,963,979,157,509,504
  5. Step 5: Solve for x
    x = 754,963,979,157,509,504/1,440,032,059.30
  6. Step 6: Final answer
    x = 524,268,869.07

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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.