Home / 119,359,616,715.66-164,715,418,255.38-65,166,163,579.67

Finding the Fourth Proportional to 119,359,616,715.66, 164,715,418,255.38 and 65,166,163,579.67

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Solution

The fourth proportional to 119,359,616,715.66, 164,715,418,255.38 and 65,166,163,579.67 is: 89,928,840,134.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,359,616,715.66 : 164,715,418,255.38 = 65,166,163,579.67 : x
  2. Step 2: Convert to fraction form
    119,359,616,715.66/164,715,418,255.38 = 65,166,163,579.67/x
  3. Step 3: Cross multiply
    119,359,616,715.66x = 164,715,418,255.38 × 65,166,163,579.67
  4. Step 4: Simplify right side
    119,359,616,715.66x = 10,733,871,890,123,854,970,880
  5. Step 5: Solve for x
    x = 10,733,871,890,123,854,970,880/119,359,616,715.66
  6. Step 6: Final answer
    x = 89,928,840,134.38

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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.