Home / 30,155,967,985.68-45,175,105,607.76-23,492,396,103.84

Finding the Fourth Proportional to 30,155,967,985.68, 45,175,105,607.76 and 23,492,396,103.84

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Solution

The fourth proportional to 30,155,967,985.68, 45,175,105,607.76 and 23,492,396,103.84 is: 35,192,751,082.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,155,967,985.68 : 45,175,105,607.76 = 23,492,396,103.84 : x
  2. Step 2: Convert to fraction form
    30,155,967,985.68/45,175,105,607.76 = 23,492,396,103.84/x
  3. Step 3: Cross multiply
    30,155,967,985.68x = 45,175,105,607.76 × 23,492,396,103.84
  4. Step 4: Simplify right side
    30,155,967,985.68x = 1,061,271,474,970,301,562,880
  5. Step 5: Solve for x
    x = 1,061,271,474,970,301,562,880/30,155,967,985.68
  6. Step 6: Final answer
    x = 35,192,751,082.45

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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.