Home / 468,243,713.59-646,216,005.68-259,465,345.27

Finding the Fourth Proportional to 468,243,713.59, 646,216,005.68 and 259,465,345.27

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Solution

The fourth proportional to 468,243,713.59, 646,216,005.68 and 259,465,345.27 is: 358,084,164.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,243,713.59 : 646,216,005.68 = 259,465,345.27 : x
  2. Step 2: Convert to fraction form
    468,243,713.59/646,216,005.68 = 259,465,345.27/x
  3. Step 3: Cross multiply
    468,243,713.59x = 646,216,005.68 × 259,465,345.27
  4. Step 4: Simplify right side
    468,243,713.59x = 167,670,659,030,821,632
  5. Step 5: Solve for x
    x = 167,670,659,030,821,632/468,243,713.59
  6. Step 6: Final answer
    x = 358,084,164.65

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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.