Home / 442,868,000.10-664,302,000.15-151,638,332.10

Finding the Fourth Proportional to 442,868,000.10, 664,302,000.15 and 151,638,332.10

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Solution

The fourth proportional to 442,868,000.10, 664,302,000.15 and 151,638,332.10 is: 227,457,498.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,868,000.10 : 664,302,000.15 = 151,638,332.10 : x
  2. Step 2: Convert to fraction form
    442,868,000.10/664,302,000.15 = 151,638,332.10/x
  3. Step 3: Cross multiply
    442,868,000.10x = 664,302,000.15 × 151,638,332.10
  4. Step 4: Simplify right side
    442,868,000.10x = 100,733,647,313,439,936
  5. Step 5: Solve for x
    x = 100,733,647,313,439,936/442,868,000.10
  6. Step 6: Final answer
    x = 227,457,498.15

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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.