Home / 75,111,020.48-112,653,212.80-34,160,867.84

Finding the Fourth Proportional to 75,111,020.48, 112,653,212.80 and 34,160,867.84

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Solution

The fourth proportional to 75,111,020.48, 112,653,212.80 and 34,160,867.84 is: 51,235,244.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,111,020.48 : 112,653,212.80 = 34,160,867.84 : x
  2. Step 2: Convert to fraction form
    75,111,020.48/112,653,212.80 = 34,160,867.84/x
  3. Step 3: Cross multiply
    75,111,020.48x = 112,653,212.80 × 34,160,867.84
  4. Step 4: Simplify right side
    75,111,020.48x = 3,848,331,514,212,196.50
  5. Step 5: Solve for x
    x = 3,848,331,514,212,196.50/75,111,020.48
  6. Step 6: Final answer
    x = 51,235,244.70

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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.