Home / 875,173,237,624.98-1,313,208,629,428.20-422,278,383,948.48

Finding the Fourth Proportional to 875,173,237,624.98, 1,313,208,629,428.20 and 422,278,383,948.48

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Solution

The fourth proportional to 875,173,237,624.98, 1,313,208,629,428.20 and 422,278,383,948.48 is: 633,634,112,632.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,173,237,624.98 : 1,313,208,629,428.20 = 422,278,383,948.48 : x
  2. Step 2: Convert to fraction form
    875,173,237,624.98/1,313,208,629,428.20 = 422,278,383,948.48/x
  3. Step 3: Cross multiply
    875,173,237,624.98x = 1,313,208,629,428.20 × 422,278,383,948.48
  4. Step 4: Simplify right side
    875,173,237,624.98x = 554,539,617,822,138,609,696,768
  5. Step 5: Solve for x
    x = 554,539,617,822,138,609,696,768/875,173,237,624.98
  6. Step 6: Final answer
    x = 633,634,112,632.41

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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.