Home / 302,692,806.20-417,716,068.74-163,463,555.67

Finding the Fourth Proportional to 302,692,806.20, 417,716,068.74 and 163,463,555.67

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Solution

The fourth proportional to 302,692,806.20, 417,716,068.74 and 163,463,555.67 is: 225,579,704.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,692,806.20 : 417,716,068.74 = 163,463,555.67 : x
  2. Step 2: Convert to fraction form
    302,692,806.20/417,716,068.74 = 163,463,555.67/x
  3. Step 3: Cross multiply
    302,692,806.20x = 417,716,068.74 × 163,463,555.67
  4. Step 4: Simplify right side
    302,692,806.20x = 68,281,353,855,917,216
  5. Step 5: Solve for x
    x = 68,281,353,855,917,216/302,692,806.20
  6. Step 6: Final answer
    x = 225,579,704.76

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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.