Home / 438,348,012.26-657,552,699.25-176,032,523.61

Finding the Fourth Proportional to 438,348,012.26, 657,552,699.25 and 176,032,523.61

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Solution

The fourth proportional to 438,348,012.26, 657,552,699.25 and 176,032,523.61 is: 264,061,106.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,348,012.26 : 657,552,699.25 = 176,032,523.61 : x
  2. Step 2: Convert to fraction form
    438,348,012.26/657,552,699.25 = 176,032,523.61/x
  3. Step 3: Cross multiply
    438,348,012.26x = 657,552,699.25 × 176,032,523.61
  4. Step 4: Simplify right side
    438,348,012.26x = 115,750,661,055,104,768
  5. Step 5: Solve for x
    x = 115,750,661,055,104,768/438,348,012.26
  6. Step 6: Final answer
    x = 264,061,106.29

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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.