Home / 260,757,980.34-359,844,833.52-143,282,969.16

Finding the Fourth Proportional to 260,757,980.34, 359,844,833.52 and 143,282,969.16

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Solution

The fourth proportional to 260,757,980.34, 359,844,833.52 and 143,282,969.16 is: 197,729,849.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,757,980.34 : 359,844,833.52 = 143,282,969.16 : x
  2. Step 2: Convert to fraction form
    260,757,980.34/359,844,833.52 = 143,282,969.16/x
  3. Step 3: Cross multiply
    260,757,980.34x = 359,844,833.52 × 143,282,969.16
  4. Step 4: Simplify right side
    260,757,980.34x = 51,559,636,183,631,488
  5. Step 5: Solve for x
    x = 51,559,636,183,631,488/260,757,980.34
  6. Step 6: Final answer
    x = 197,729,849.40

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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.