Home / 1,670,556,219.03-2,505,445,582.80-621,788,341.65

Finding the Fourth Proportional to 1,670,556,219.03, 2,505,445,582.80 and 621,788,341.65

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Solution

The fourth proportional to 1,670,556,219.03, 2,505,445,582.80 and 621,788,341.65 is: 932,537,819.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,556,219.03 : 2,505,445,582.80 = 621,788,341.65 : x
  2. Step 2: Convert to fraction form
    1,670,556,219.03/2,505,445,582.80 = 621,788,341.65/x
  3. Step 3: Cross multiply
    1,670,556,219.03x = 2,505,445,582.80 × 621,788,341.65
  4. Step 4: Simplify right side
    1,670,556,219.03x = 1,557,856,854,023,529,728
  5. Step 5: Solve for x
    x = 1,557,856,854,023,529,728/1,670,556,219.03
  6. Step 6: Final answer
    x = 932,537,819.61

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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.