Home / 401,191,520.70-601,787,281.05-229,004,636.70

Finding the Fourth Proportional to 401,191,520.70, 601,787,281.05 and 229,004,636.70

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Solution

The fourth proportional to 401,191,520.70, 601,787,281.05 and 229,004,636.70 is: 343,506,955.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,191,520.70 : 601,787,281.05 = 229,004,636.70 : x
  2. Step 2: Convert to fraction form
    401,191,520.70/601,787,281.05 = 229,004,636.70/x
  3. Step 3: Cross multiply
    401,191,520.70x = 601,787,281.05 × 229,004,636.70
  4. Step 4: Simplify right side
    401,191,520.70x = 137,812,077,667,536,032
  5. Step 5: Solve for x
    x = 137,812,077,667,536,032/401,191,520.70
  6. Step 6: Final answer
    x = 343,506,955.05

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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.