Home / 258,715,065.52-357,032,206.08-141,245,346.88

Finding the Fourth Proportional to 258,715,065.52, 357,032,206.08 and 141,245,346.88

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Solution

The fourth proportional to 258,715,065.52, 357,032,206.08 and 141,245,346.88 is: 194,921,535.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,715,065.52 : 357,032,206.08 = 141,245,346.88 : x
  2. Step 2: Convert to fraction form
    258,715,065.52/357,032,206.08 = 141,245,346.88/x
  3. Step 3: Cross multiply
    258,715,065.52x = 357,032,206.08 × 141,245,346.88
  4. Step 4: Simplify right side
    258,715,065.52x = 50,429,137,795,101,240
  5. Step 5: Solve for x
    x = 50,429,137,795,101,240/258,715,065.52
  6. Step 6: Final answer
    x = 194,921,535.37

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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.