Home / 75,172,326,776.12-103,740,538,489.25-43,063,894,499.24

Finding the Fourth Proportional to 75,172,326,776.12, 103,740,538,489.25 and 43,063,894,499.24

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Solution

The fourth proportional to 75,172,326,776.12, 103,740,538,489.25 and 43,063,894,499.24 is: 59,429,736,930.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,172,326,776.12 : 103,740,538,489.25 = 43,063,894,499.24 : x
  2. Step 2: Convert to fraction form
    75,172,326,776.12/103,740,538,489.25 = 43,063,894,499.24/x
  3. Step 3: Cross multiply
    75,172,326,776.12x = 103,740,538,489.25 × 43,063,894,499.24
  4. Step 4: Simplify right side
    75,172,326,776.12x = 4,467,471,604,795,823,882,240
  5. Step 5: Solve for x
    x = 4,467,471,604,795,823,882,240/75,172,326,776.12
  6. Step 6: Final answer
    x = 59,429,736,930.99

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1.5x scale

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.