Home / 297,139,638.10-445,709,457.15-297,139,638.10

Finding the Fourth Proportional to 297,139,638.10, 445,709,457.15 and 297,139,638.10

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Solution

The fourth proportional to 297,139,638.10, 445,709,457.15 and 297,139,638.10 is: 445,709,457.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,139,638.10 : 445,709,457.15 = 297,139,638.10 : x
  2. Step 2: Convert to fraction form
    297,139,638.10/445,709,457.15 = 297,139,638.10/x
  3. Step 3: Cross multiply
    297,139,638.10x = 445,709,457.15 × 297,139,638.10
  4. Step 4: Simplify right side
    297,139,638.10x = 132,437,946,795,298,464
  5. Step 5: Solve for x
    x = 132,437,946,795,298,464/297,139,638.10
  6. Step 6: Final answer
    x = 445,709,457.15

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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.