Home / 213,446,645.64-320,188,873.86-60,094,030.68

Finding the Fourth Proportional to 213,446,645.64, 320,188,873.86 and 60,094,030.68

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Solution

The fourth proportional to 213,446,645.64, 320,188,873.86 and 60,094,030.68 is: 90,146,368.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,446,645.64 : 320,188,873.86 = 60,094,030.68 : x
  2. Step 2: Convert to fraction form
    213,446,645.64/320,188,873.86 = 60,094,030.68/x
  3. Step 3: Cross multiply
    213,446,645.64x = 320,188,873.86 × 60,094,030.68
  4. Step 4: Simplify right side
    213,446,645.64x = 19,241,440,009,137,492
  5. Step 5: Solve for x
    x = 19,241,440,009,137,492/213,446,645.64
  6. Step 6: Final answer
    x = 90,146,368.67

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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.