Home / 873,302,334,021.60-1,309,980,187,473.40-299,610,399,532.79

Finding the Fourth Proportional to 873,302,334,021.60, 1,309,980,187,473.40 and 299,610,399,532.79

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Solution

The fourth proportional to 873,302,334,021.60, 1,309,980,187,473.40 and 299,610,399,532.79 is: 449,424,754,817.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,302,334,021.60 : 1,309,980,187,473.40 = 299,610,399,532.79 : x
  2. Step 2: Convert to fraction form
    873,302,334,021.60/1,309,980,187,473.40 = 299,610,399,532.79/x
  3. Step 3: Cross multiply
    873,302,334,021.60x = 1,309,980,187,473.40 × 299,610,399,532.79
  4. Step 4: Simplify right side
    873,302,334,021.60x = 392,483,687,348,944,494,395,392
  5. Step 5: Solve for x
    x = 392,483,687,348,944,494,395,392/873,302,334,021.60
  6. Step 6: Final answer
    x = 449,424,754,817.20

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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.