Home / 125,791,662,181.29-188,713,996,920.78-40,794,829,132.50

Finding the Fourth Proportional to 125,791,662,181.29, 188,713,996,920.78 and 40,794,829,132.50

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Solution

The fourth proportional to 125,791,662,181.29, 188,713,996,920.78 and 40,794,829,132.50 is: 61,200,838,957.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,791,662,181.29 : 188,713,996,920.78 = 40,794,829,132.50 : x
  2. Step 2: Convert to fraction form
    125,791,662,181.29/188,713,996,920.78 = 40,794,829,132.50/x
  3. Step 3: Cross multiply
    125,791,662,181.29x = 188,713,996,920.78 × 40,794,829,132.50
  4. Step 4: Simplify right side
    125,791,662,181.29x = 7,698,555,259,294,351,097,856
  5. Step 5: Solve for x
    x = 7,698,555,259,294,351,097,856/125,791,662,181.29
  6. Step 6: Final answer
    x = 61,200,838,957.03

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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.