Home / 1,113,806,155,298.40-1,669,004,004,355.20-749,422,153,418.68

Finding the Fourth Proportional to 1,113,806,155,298.40, 1,669,004,004,355.20 and 749,422,153,418.68

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Solution

The fourth proportional to 1,113,806,155,298.40, 1,669,004,004,355.20 and 749,422,153,418.68 is: 1,122,985,870,618.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,806,155,298.40 : 1,669,004,004,355.20 = 749,422,153,418.68 : x
  2. Step 2: Convert to fraction form
    1,113,806,155,298.40/1,669,004,004,355.20 = 749,422,153,418.68/x
  3. Step 3: Cross multiply
    1,113,806,155,298.40x = 1,669,004,004,355.20 × 749,422,153,418.68
  4. Step 4: Simplify right side
    1,113,806,155,298.40x = 1,250,788,575,008,273,937,203,200
  5. Step 5: Solve for x
    x = 1,250,788,575,008,273,937,203,200/1,113,806,155,298.40
  6. Step 6: Final answer
    x = 1,122,985,870,618.73

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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.