Home / 65,771,945,767.38-90,765,352,333.44-35,698,436,508.90

Finding the Fourth Proportional to 65,771,945,767.38, 90,765,352,333.44 and 35,698,436,508.90

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Solution

The fourth proportional to 65,771,945,767.38, 90,765,352,333.44 and 35,698,436,508.90 is: 49,263,878,841.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,771,945,767.38 : 90,765,352,333.44 = 35,698,436,508.90 : x
  2. Step 2: Convert to fraction form
    65,771,945,767.38/90,765,352,333.44 = 35,698,436,508.90/x
  3. Step 3: Cross multiply
    65,771,945,767.38x = 90,765,352,333.44 × 35,698,436,508.90
  4. Step 4: Simplify right side
    65,771,945,767.38x = 3,240,181,167,483,246,346,240
  5. Step 5: Solve for x
    x = 3,240,181,167,483,246,346,240/65,771,945,767.38
  6. Step 6: Final answer
    x = 49,263,878,841.95

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1.5x scale

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.