Home / 189,087,172.20-283,630,758.30-133,604,731.80

Finding the Fourth Proportional to 189,087,172.20, 283,630,758.30 and 133,604,731.80

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Solution

The fourth proportional to 189,087,172.20, 283,630,758.30 and 133,604,731.80 is: 200,407,097.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,087,172.20 : 283,630,758.30 = 133,604,731.80 : x
  2. Step 2: Convert to fraction form
    189,087,172.20/283,630,758.30 = 133,604,731.80/x
  3. Step 3: Cross multiply
    189,087,172.20x = 283,630,758.30 × 133,604,731.80
  4. Step 4: Simplify right side
    189,087,172.20x = 37,894,411,392,902,128
  5. Step 5: Solve for x
    x = 37,894,411,392,902,128/189,087,172.20
  6. Step 6: Final answer
    x = 200,407,097.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.