Home / 682,219,001.60-1,023,328,677.36-191,004,639.60

Finding the Fourth Proportional to 682,219,001.60, 1,023,328,677.36 and 191,004,639.60

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Solution

The fourth proportional to 682,219,001.60, 1,023,328,677.36 and 191,004,639.60 is: 286,507,008.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,219,001.60 : 1,023,328,677.36 = 191,004,639.60 : x
  2. Step 2: Convert to fraction form
    682,219,001.60/1,023,328,677.36 = 191,004,639.60/x
  3. Step 3: Cross multiply
    682,219,001.60x = 1,023,328,677.36 × 191,004,639.60
  4. Step 4: Simplify right side
    682,219,001.60x = 195,460,525,211,491,488
  5. Step 5: Solve for x
    x = 195,460,525,211,491,488/682,219,001.60
  6. Step 6: Final answer
    x = 286,507,008.38

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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.