Home / 164,011,421-226,340,484.90-90,677,286.92

Finding the Fourth Proportional to 164,011,421, 226,340,484.90 and 90,677,286.92

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Solution

The fourth proportional to 164,011,421, 226,340,484.90 and 90,677,286.92 is: 125,137,267.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,011,421 : 226,340,484.90 = 90,677,286.92 : x
  2. Step 2: Convert to fraction form
    164,011,421/226,340,484.90 = 90,677,286.92/x
  3. Step 3: Cross multiply
    164,011,421x = 226,340,484.90 × 90,677,286.92
  4. Step 4: Simplify right side
    164,011,421x = 20,523,941,090,889,228
  5. Step 5: Solve for x
    x = 20,523,941,090,889,228/164,011,421
  6. Step 6: Final answer
    x = 125,137,267.67

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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.