Home / 316,692,011.21-475,063,867.83-159,043,948.67

Finding the Fourth Proportional to 316,692,011.21, 475,063,867.83 and 159,043,948.67

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Solution

The fourth proportional to 316,692,011.21, 475,063,867.83 and 159,043,948.67 is: 238,578,905.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,692,011.21 : 475,063,867.83 = 159,043,948.67 : x
  2. Step 2: Convert to fraction form
    316,692,011.21/475,063,867.83 = 159,043,948.67/x
  3. Step 3: Cross multiply
    316,692,011.21x = 475,063,867.83 × 159,043,948.67
  4. Step 4: Simplify right side
    316,692,011.21x = 75,556,033,407,750,864
  5. Step 5: Solve for x
    x = 75,556,033,407,750,864/316,692,011.21
  6. Step 6: Final answer
    x = 238,578,905.48

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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.