Home / 468,243,715.58-646,216,008.44-259,465,347.26

Finding the Fourth Proportional to 468,243,715.58, 646,216,008.44 and 259,465,347.26

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Solution

The fourth proportional to 468,243,715.58, 646,216,008.44 and 259,465,347.26 is: 358,084,167.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,243,715.58 : 646,216,008.44 = 259,465,347.26 : x
  2. Step 2: Convert to fraction form
    468,243,715.58/646,216,008.44 = 259,465,347.26/x
  3. Step 3: Cross multiply
    468,243,715.58x = 646,216,008.44 × 259,465,347.26
  4. Step 4: Simplify right side
    468,243,715.58x = 167,670,661,034,855,712
  5. Step 5: Solve for x
    x = 167,670,661,034,855,712/468,243,715.58
  6. Step 6: Final answer
    x = 358,084,167.40

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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.