Home / 30,477,516,410.75-42,049,483,897.14-17,612,469,492.62

Finding the Fourth Proportional to 30,477,516,410.75, 42,049,483,897.14 and 17,612,469,492.62

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Solution

The fourth proportional to 30,477,516,410.75, 42,049,483,897.14 and 17,612,469,492.62 is: 24,299,724,503.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,477,516,410.75 : 42,049,483,897.14 = 17,612,469,492.62 : x
  2. Step 2: Convert to fraction form
    30,477,516,410.75/42,049,483,897.14 = 17,612,469,492.62/x
  3. Step 3: Cross multiply
    30,477,516,410.75x = 42,049,483,897.14 × 17,612,469,492.62
  4. Step 4: Simplify right side
    30,477,516,410.75x = 740,595,252,318,584,045,568
  5. Step 5: Solve for x
    x = 740,595,252,318,584,045,568/30,477,516,410.75
  6. Step 6: Final answer
    x = 24,299,724,503.06

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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.