Home / 259,455,001.47-358,047,866.12-141,980,300.72

Finding the Fourth Proportional to 259,455,001.47, 358,047,866.12 and 141,980,300.72

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Solution

The fourth proportional to 259,455,001.47, 358,047,866.12 and 141,980,300.72 is: 195,932,795.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,455,001.47 : 358,047,866.12 = 141,980,300.72 : x
  2. Step 2: Convert to fraction form
    259,455,001.47/358,047,866.12 = 141,980,300.72/x
  3. Step 3: Cross multiply
    259,455,001.47x = 358,047,866.12 × 141,980,300.72
  4. Step 4: Simplify right side
    259,455,001.47x = 50,835,743,701,371,760
  5. Step 5: Solve for x
    x = 50,835,743,701,371,760/259,455,001.47
  6. Step 6: Final answer
    x = 195,932,795.33

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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.