Home / 403,689,280.50-605,553,167.16-196,180,465.68

Finding the Fourth Proportional to 403,689,280.50, 605,553,167.16 and 196,180,465.68

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Solution

The fourth proportional to 403,689,280.50, 605,553,167.16 and 196,180,465.68 is: 294,280,051.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,689,280.50 : 605,553,167.16 = 196,180,465.68 : x
  2. Step 2: Convert to fraction form
    403,689,280.50/605,553,167.16 = 196,180,465.68/x
  3. Step 3: Cross multiply
    403,689,280.50x = 605,553,167.16 × 196,180,465.68
  4. Step 4: Simplify right side
    403,689,280.50x = 118,797,702,327,447,680
  5. Step 5: Solve for x
    x = 118,797,702,327,447,680/403,689,280.50
  6. Step 6: Final answer
    x = 294,280,051.68

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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.