Home / 683,112,352.56-942,683,615.29-369,844,023.12

Finding the Fourth Proportional to 683,112,352.56, 942,683,615.29 and 369,844,023.12

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Solution

The fourth proportional to 683,112,352.56, 942,683,615.29 and 369,844,023.12 is: 510,378,562.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,112,352.56 : 942,683,615.29 = 369,844,023.12 : x
  2. Step 2: Convert to fraction form
    683,112,352.56/942,683,615.29 = 369,844,023.12/x
  3. Step 3: Cross multiply
    683,112,352.56x = 942,683,615.29 × 369,844,023.12
  4. Step 4: Simplify right side
    683,112,352.56x = 348,645,900,808,159,936
  5. Step 5: Solve for x
    x = 348,645,900,808,159,936/683,112,352.56
  6. Step 6: Final answer
    x = 510,378,562.91

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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.