Home / 123,358,354,741.04-170,193,836,736.50-74,510,923,302.74

Finding the Fourth Proportional to 123,358,354,741.04, 170,193,836,736.50 and 74,510,923,302.74

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Solution

The fourth proportional to 123,358,354,741.04, 170,193,836,736.50 and 74,510,923,302.74 is: 102,800,494,885.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,358,354,741.04 : 170,193,836,736.50 = 74,510,923,302.74 : x
  2. Step 2: Convert to fraction form
    123,358,354,741.04/170,193,836,736.50 = 74,510,923,302.74/x
  3. Step 3: Cross multiply
    123,358,354,741.04x = 170,193,836,736.50 × 74,510,923,302.74
  4. Step 4: Simplify right side
    123,358,354,741.04x = 12,681,299,915,672,406,458,368
  5. Step 5: Solve for x
    x = 12,681,299,915,672,406,458,368/123,358,354,741.04
  6. Step 6: Final answer
    x = 102,800,494,885.76

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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.