Home / 463,574,019,638.20-695,361,029,457.30-445,289,048,015.80

Finding the Fourth Proportional to 463,574,019,638.20, 695,361,029,457.30 and 445,289,048,015.80

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Solution

The fourth proportional to 463,574,019,638.20, 695,361,029,457.30 and 445,289,048,015.80 is: 667,933,572,023.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,574,019,638.20 : 695,361,029,457.30 = 445,289,048,015.80 : x
  2. Step 2: Convert to fraction form
    463,574,019,638.20/695,361,029,457.30 = 445,289,048,015.80/x
  3. Step 3: Cross multiply
    463,574,019,638.20x = 695,361,029,457.30 × 445,289,048,015.80
  4. Step 4: Simplify right side
    463,574,019,638.20x = 309,636,650,834,327,804,837,888
  5. Step 5: Solve for x
    x = 309,636,650,834,327,804,837,888/463,574,019,638.20
  6. Step 6: Final answer
    x = 667,933,572,023.70

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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.