Home / 446,809,808.40-670,214,712.60-309,060,301.20

Finding the Fourth Proportional to 446,809,808.40, 670,214,712.60 and 309,060,301.20

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Solution

The fourth proportional to 446,809,808.40, 670,214,712.60 and 309,060,301.20 is: 463,590,451.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,809,808.40 : 670,214,712.60 = 309,060,301.20 : x
  2. Step 2: Convert to fraction form
    446,809,808.40/670,214,712.60 = 309,060,301.20/x
  3. Step 3: Cross multiply
    446,809,808.40x = 670,214,712.60 × 309,060,301.20
  4. Step 4: Simplify right side
    446,809,808.40x = 207,136,760,944,827,424
  5. Step 5: Solve for x
    x = 207,136,760,944,827,424/446,809,808.40
  6. Step 6: Final answer
    x = 463,590,451.80

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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.