Home / 186,875,896.60-280,313,844.90-135,219,831.40

Finding the Fourth Proportional to 186,875,896.60, 280,313,844.90 and 135,219,831.40

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Solution

The fourth proportional to 186,875,896.60, 280,313,844.90 and 135,219,831.40 is: 202,829,747.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,875,896.60 : 280,313,844.90 = 135,219,831.40 : x
  2. Step 2: Convert to fraction form
    186,875,896.60/280,313,844.90 = 135,219,831.40/x
  3. Step 3: Cross multiply
    186,875,896.60x = 280,313,844.90 × 135,219,831.40
  4. Step 4: Simplify right side
    186,875,896.60x = 37,903,990,846,463,752
  5. Step 5: Solve for x
    x = 37,903,990,846,463,752/186,875,896.60
  6. Step 6: Final answer
    x = 202,829,747.10

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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.