Home / 15,287,177,842,446-21,096,304,615,780-8,255,775,313,411.60

Finding the Fourth Proportional to 15,287,177,842,446, 21,096,304,615,780 and 8,255,775,313,411.60

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Solution

The fourth proportional to 15,287,177,842,446, 21,096,304,615,780 and 8,255,775,313,411.60 is: 11,392,969,496,801.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,287,177,842,446 : 21,096,304,615,780 = 8,255,775,313,411.60 : x
  2. Step 2: Convert to fraction form
    15,287,177,842,446/21,096,304,615,780 = 8,255,775,313,411.60/x
  3. Step 3: Cross multiply
    15,287,177,842,446x = 21,096,304,615,780 × 8,255,775,313,411.60
  4. Step 4: Simplify right side
    15,287,177,842,446x = 174,166,350,851,167,716,789,714,944
  5. Step 5: Solve for x
    x = 174,166,350,851,167,716,789,714,944/15,287,177,842,446
  6. Step 6: Final answer
    x = 11,392,969,496,801.54

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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.