Home / 755,686,218.52-1,042,804,816.14-416,583,753.40

Finding the Fourth Proportional to 755,686,218.52, 1,042,804,816.14 and 416,583,753.40

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Solution

The fourth proportional to 755,686,218.52, 1,042,804,816.14 and 416,583,753.40 is: 574,862,335.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,686,218.52 : 1,042,804,816.14 = 416,583,753.40 : x
  2. Step 2: Convert to fraction form
    755,686,218.52/1,042,804,816.14 = 416,583,753.40/x
  3. Step 3: Cross multiply
    755,686,218.52x = 1,042,804,816.14 × 416,583,753.40
  4. Step 4: Simplify right side
    755,686,218.52x = 434,415,544,371,198,080
  5. Step 5: Solve for x
    x = 434,415,544,371,198,080/755,686,218.52
  6. Step 6: Final answer
    x = 574,862,335.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.