Home / 114,191,975.22-157,585,085.33-61,981,022.76

Finding the Fourth Proportional to 114,191,975.22, 157,585,085.33 and 61,981,022.76

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Solution

The fourth proportional to 114,191,975.22, 157,585,085.33 and 61,981,022.76 is: 85,533,897.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,191,975.22 : 157,585,085.33 = 61,981,022.76 : x
  2. Step 2: Convert to fraction form
    114,191,975.22/157,585,085.33 = 61,981,022.76/x
  3. Step 3: Cross multiply
    114,191,975.22x = 157,585,085.33 × 61,981,022.76
  4. Step 4: Simplify right side
    114,191,975.22x = 9,767,284,760,165,366
  5. Step 5: Solve for x
    x = 9,767,284,760,165,366/114,191,975.22
  6. Step 6: Final answer
    x = 85,533,897.99

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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.