Home / 186,025,789.02-256,713,551.55-102,392,131.50

Finding the Fourth Proportional to 186,025,789.02, 256,713,551.55 and 102,392,131.50

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Solution

The fourth proportional to 186,025,789.02, 256,713,551.55 and 102,392,131.50 is: 141,300,020.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,025,789.02 : 256,713,551.55 = 102,392,131.50 : x
  2. Step 2: Convert to fraction form
    186,025,789.02/256,713,551.55 = 102,392,131.50/x
  3. Step 3: Cross multiply
    186,025,789.02x = 256,713,551.55 × 102,392,131.50
  4. Step 4: Simplify right side
    186,025,789.02x = 26,285,447,728,139,632
  5. Step 5: Solve for x
    x = 26,285,447,728,139,632/186,025,789.02
  6. Step 6: Final answer
    x = 141,300,020.10

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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.