Home / 164,011,437.38-226,340,507.51-90,677,303.30

Finding the Fourth Proportional to 164,011,437.38, 226,340,507.51 and 90,677,303.30

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Solution

The fourth proportional to 164,011,437.38, 226,340,507.51 and 90,677,303.30 is: 125,137,290.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,011,437.38 : 226,340,507.51 = 90,677,303.30 : x
  2. Step 2: Convert to fraction form
    164,011,437.38/226,340,507.51 = 90,677,303.30/x
  3. Step 3: Cross multiply
    164,011,437.38x = 226,340,507.51 × 90,677,303.30
  4. Step 4: Simplify right side
    164,011,437.38x = 20,523,946,846,975,108
  5. Step 5: Solve for x
    x = 20,523,946,846,975,108/164,011,437.38
  6. Step 6: Final answer
    x = 125,137,290.27

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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.