Home / 193,290,503.48-266,744,105.32-105,188,214.50

Finding the Fourth Proportional to 193,290,503.48, 266,744,105.32 and 105,188,214.50

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Solution

The fourth proportional to 193,290,503.48, 266,744,105.32 and 105,188,214.50 is: 145,161,483.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,290,503.48 : 266,744,105.32 = 105,188,214.50 : x
  2. Step 2: Convert to fraction form
    193,290,503.48/266,744,105.32 = 105,188,214.50/x
  3. Step 3: Cross multiply
    193,290,503.48x = 266,744,105.32 × 105,188,214.50
  4. Step 4: Simplify right side
    193,290,503.48x = 28,058,336,167,010,752
  5. Step 5: Solve for x
    x = 28,058,336,167,010,752/193,290,503.48
  6. Step 6: Final answer
    x = 145,161,483.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.