Home / 186,603,176.20-279,904,764.30-118,746,689.80

Finding the Fourth Proportional to 186,603,176.20, 279,904,764.30 and 118,746,689.80

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Solution

The fourth proportional to 186,603,176.20, 279,904,764.30 and 118,746,689.80 is: 178,120,034.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,603,176.20 : 279,904,764.30 = 118,746,689.80 : x
  2. Step 2: Convert to fraction form
    186,603,176.20/279,904,764.30 = 118,746,689.80/x
  3. Step 3: Cross multiply
    186,603,176.20x = 279,904,764.30 × 118,746,689.80
  4. Step 4: Simplify right side
    186,603,176.20x = 33,237,764,219,874,216
  5. Step 5: Solve for x
    x = 33,237,764,219,874,216/186,603,176.20
  6. Step 6: Final answer
    x = 178,120,034.70

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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.