Home / 8,736,771,289.80-13,105,156,934.70-5,640,903,078.60

Finding the Fourth Proportional to 8,736,771,289.80, 13,105,156,934.70 and 5,640,903,078.60

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Solution

The fourth proportional to 8,736,771,289.80, 13,105,156,934.70 and 5,640,903,078.60 is: 8,461,354,617.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736,771,289.80 : 13,105,156,934.70 = 5,640,903,078.60 : x
  2. Step 2: Convert to fraction form
    8,736,771,289.80/13,105,156,934.70 = 5,640,903,078.60/x
  3. Step 3: Cross multiply
    8,736,771,289.80x = 13,105,156,934.70 × 5,640,903,078.60
  4. Step 4: Simplify right side
    8,736,771,289.80x = 73,924,920,098,485,370,880
  5. Step 5: Solve for x
    x = 73,924,920,098,485,370,880/8,736,771,289.80
  6. Step 6: Final answer
    x = 8,461,354,617.90

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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.