Home / 1,451,587,715.60-2,175,988,114.20-481,740,112.40

Finding the Fourth Proportional to 1,451,587,715.60, 2,175,988,114.20 and 481,740,112.40

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Solution

The fourth proportional to 1,451,587,715.60, 2,175,988,114.20 and 481,740,112.40 is: 722,147,719.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,587,715.60 : 2,175,988,114.20 = 481,740,112.40 : x
  2. Step 2: Convert to fraction form
    1,451,587,715.60/2,175,988,114.20 = 481,740,112.40/x
  3. Step 3: Cross multiply
    1,451,587,715.60x = 2,175,988,114.20 × 481,740,112.40
  4. Step 4: Simplify right side
    1,451,587,715.60x = 1,048,260,758,715,771,904
  5. Step 5: Solve for x
    x = 1,048,260,758,715,771,904/1,451,587,715.60
  6. Step 6: Final answer
    x = 722,147,719.67

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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.