Home / 473,191,668.45-709,153,042.89-368,273,698.67

Finding the Fourth Proportional to 473,191,668.45, 709,153,042.89 and 368,273,698.67

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Solution

The fourth proportional to 473,191,668.45, 709,153,042.89 and 368,273,698.67 is: 551,916,763.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,191,668.45 : 709,153,042.89 = 368,273,698.67 : x
  2. Step 2: Convert to fraction form
    473,191,668.45/709,153,042.89 = 368,273,698.67/x
  3. Step 3: Cross multiply
    473,191,668.45x = 709,153,042.89 × 368,273,698.67
  4. Step 4: Simplify right side
    473,191,668.45x = 261,162,414,029,277,024
  5. Step 5: Solve for x
    x = 261,162,414,029,277,024/473,191,668.45
  6. Step 6: Final answer
    x = 551,916,763.21

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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.