Home / 119,359,616,716.65-164,715,418,256.76-65,166,163,580.67

Finding the Fourth Proportional to 119,359,616,716.65, 164,715,418,256.76 and 65,166,163,580.67

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Solution

The fourth proportional to 119,359,616,716.65, 164,715,418,256.76 and 65,166,163,580.67 is: 89,928,840,135.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,359,616,716.65 : 164,715,418,256.76 = 65,166,163,580.67 : x
  2. Step 2: Convert to fraction form
    119,359,616,716.65/164,715,418,256.76 = 65,166,163,580.67/x
  3. Step 3: Cross multiply
    119,359,616,716.65x = 164,715,418,256.76 × 65,166,163,580.67
  4. Step 4: Simplify right side
    119,359,616,716.65x = 10,733,871,890,378,499,555,328
  5. Step 5: Solve for x
    x = 10,733,871,890,378,499,555,328/119,359,616,716.65
  6. Step 6: Final answer
    x = 89,928,840,135.77

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1.5x scale

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.