Home / 302,551,828.90-453,827,743.35-259,505,107.90

Finding the Fourth Proportional to 302,551,828.90, 453,827,743.35 and 259,505,107.90

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Solution

The fourth proportional to 302,551,828.90, 453,827,743.35 and 259,505,107.90 is: 389,257,661.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,551,828.90 : 453,827,743.35 = 259,505,107.90 : x
  2. Step 2: Convert to fraction form
    302,551,828.90/453,827,743.35 = 259,505,107.90/x
  3. Step 3: Cross multiply
    302,551,828.90x = 453,827,743.35 × 259,505,107.90
  4. Step 4: Simplify right side
    302,551,828.90x = 117,770,617,506,055,264
  5. Step 5: Solve for x
    x = 117,770,617,506,055,264/302,551,828.90
  6. Step 6: Final answer
    x = 389,257,661.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.