Home / 186,714,073.71-280,102,603.37-77,597,820.27

Finding the Fourth Proportional to 186,714,073.71, 280,102,603.37 and 77,597,820.27

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Solution

The fourth proportional to 186,714,073.71, 280,102,603.37 and 77,597,820.27 is: 116,409,818.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,714,073.71 : 280,102,603.37 = 77,597,820.27 : x
  2. Step 2: Convert to fraction form
    186,714,073.71/280,102,603.37 = 77,597,820.27/x
  3. Step 3: Cross multiply
    186,714,073.71x = 280,102,603.37 × 77,597,820.27
  4. Step 4: Simplify right side
    186,714,073.71x = 21,735,351,473,076,368
  5. Step 5: Solve for x
    x = 21,735,351,473,076,368/186,714,073.71
  6. Step 6: Final answer
    x = 116,409,818.72

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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.