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Finding the Fourth Proportional to 967,953,239,808.65, 1,335,892,603,513 and 550,908,483,443.50

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Solution

The fourth proportional to 967,953,239,808.65, 1,335,892,603,513 and 550,908,483,443.50 is: 760,320,372,903.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,953,239,808.65 : 1,335,892,603,513 = 550,908,483,443.50 : x
  2. Step 2: Convert to fraction form
    967,953,239,808.65/1,335,892,603,513 = 550,908,483,443.50/x
  3. Step 3: Cross multiply
    967,953,239,808.65x = 1,335,892,603,513 × 550,908,483,443.50
  4. Step 4: Simplify right side
    967,953,239,808.65x = 735,954,568,244,735,684,640,768
  5. Step 5: Solve for x
    x = 735,954,568,244,735,684,640,768/967,953,239,808.65
  6. Step 6: Final answer
    x = 760,320,372,903.78

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.