Home / 190,120,528.27-284,689,646.34-131,214,673.90

Finding the Fourth Proportional to 190,120,528.27, 284,689,646.34 and 131,214,673.90

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Solution

The fourth proportional to 190,120,528.27, 284,689,646.34 and 131,214,673.90 is: 196,483,038.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,120,528.27 : 284,689,646.34 = 131,214,673.90 : x
  2. Step 2: Convert to fraction form
    190,120,528.27/284,689,646.34 = 131,214,673.90/x
  3. Step 3: Cross multiply
    190,120,528.27x = 284,689,646.34 × 131,214,673.90
  4. Step 4: Simplify right side
    190,120,528.27x = 37,355,459,107,209,424
  5. Step 5: Solve for x
    x = 37,355,459,107,209,424/190,120,528.27
  6. Step 6: Final answer
    x = 196,483,038.67

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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.