Home / 755,105,243.36-1,042,097,608.58-457,760,018.05

Finding the Fourth Proportional to 755,105,243.36, 1,042,097,608.58 and 457,760,018.05

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Solution

The fourth proportional to 755,105,243.36, 1,042,097,608.58 and 457,760,018.05 is: 631,740,574.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,105,243.36 : 1,042,097,608.58 = 457,760,018.05 : x
  2. Step 2: Convert to fraction form
    755,105,243.36/1,042,097,608.58 = 457,760,018.05/x
  3. Step 3: Cross multiply
    755,105,243.36x = 1,042,097,608.58 × 457,760,018.05
  4. Step 4: Simplify right side
    755,105,243.36x = 477,030,620,108,548,608
  5. Step 5: Solve for x
    x = 477,030,620,108,548,608/755,105,243.36
  6. Step 6: Final answer
    x = 631,740,574.32

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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.