Home / 10,404,861,842.40-14,358,723,561.60-5,647,137,790.40

Finding the Fourth Proportional to 10,404,861,842.40, 14,358,723,561.60 and 5,647,137,790.40

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Solution

The fourth proportional to 10,404,861,842.40, 14,358,723,561.60 and 5,647,137,790.40 is: 7,793,057,868.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,404,861,842.40 : 14,358,723,561.60 = 5,647,137,790.40 : x
  2. Step 2: Convert to fraction form
    10,404,861,842.40/14,358,723,561.60 = 5,647,137,790.40/x
  3. Step 3: Cross multiply
    10,404,861,842.40x = 14,358,723,561.60 × 5,647,137,790.40
  4. Step 4: Simplify right side
    10,404,861,842.40x = 81,085,690,446,618,230,784
  5. Step 5: Solve for x
    x = 81,085,690,446,618,230,784/10,404,861,842.40
  6. Step 6: Final answer
    x = 7,793,057,868.02

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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.