Home / 468,483,682.61-646,507,543.29-259,653,307.43

Finding the Fourth Proportional to 468,483,682.61, 646,507,543.29 and 259,653,307.43

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Solution

The fourth proportional to 468,483,682.61, 646,507,543.29 and 259,653,307.43 is: 358,321,598.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,483,682.61 : 646,507,543.29 = 259,653,307.43 : x
  2. Step 2: Convert to fraction form
    468,483,682.61/646,507,543.29 = 259,653,307.43/x
  3. Step 3: Cross multiply
    468,483,682.61x = 646,507,543.29 × 259,653,307.43
  4. Step 4: Simplify right side
    468,483,682.61x = 167,867,821,894,334,976
  5. Step 5: Solve for x
    x = 167,867,821,894,334,976/468,483,682.61
  6. Step 6: Final answer
    x = 358,321,598.22

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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.