Home / 1,220,945,291.76-1,832,023,688.28-483,999,619.44

Finding the Fourth Proportional to 1,220,945,291.76, 1,832,023,688.28 and 483,999,619.44

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Solution

The fourth proportional to 1,220,945,291.76, 1,832,023,688.28 and 483,999,619.44 is: 726,239,557.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,945,291.76 : 1,832,023,688.28 = 483,999,619.44 : x
  2. Step 2: Convert to fraction form
    1,220,945,291.76/1,832,023,688.28 = 483,999,619.44/x
  3. Step 3: Cross multiply
    1,220,945,291.76x = 1,832,023,688.28 × 483,999,619.44
  4. Step 4: Simplify right side
    1,220,945,291.76x = 886,698,767,932,585,216
  5. Step 5: Solve for x
    x = 886,698,767,932,585,216/1,220,945,291.76
  6. Step 6: Final answer
    x = 726,239,557.10

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1.5x scale

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.