Home / 847,380,289,238.05-1,169,351,117,047.30-500,262,381,071

Finding the Fourth Proportional to 847,380,289,238.05, 1,169,351,117,047.30 and 500,262,381,071

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Solution

The fourth proportional to 847,380,289,238.05, 1,169,351,117,047.30 and 500,262,381,071 is: 690,342,201,195.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,380,289,238.05 : 1,169,351,117,047.30 = 500,262,381,071 : x
  2. Step 2: Convert to fraction form
    847,380,289,238.05/1,169,351,117,047.30 = 500,262,381,071/x
  3. Step 3: Cross multiply
    847,380,289,238.05x = 1,169,351,117,047.30 × 500,262,381,071
  4. Step 4: Simplify right side
    847,380,289,238.05x = 584,982,374,122,115,909,550,080
  5. Step 5: Solve for x
    x = 584,982,374,122,115,909,550,080/847,380,289,238.05
  6. Step 6: Final answer
    x = 690,342,201,195.31

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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.