Home / 30,299,690,830.80-45,449,536,246.20-9,336,256,568.40

Finding the Fourth Proportional to 30,299,690,830.80, 45,449,536,246.20 and 9,336,256,568.40

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Solution

The fourth proportional to 30,299,690,830.80, 45,449,536,246.20 and 9,336,256,568.40 is: 14,004,384,852.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,299,690,830.80 : 45,449,536,246.20 = 9,336,256,568.40 : x
  2. Step 2: Convert to fraction form
    30,299,690,830.80/45,449,536,246.20 = 9,336,256,568.40/x
  3. Step 3: Cross multiply
    30,299,690,830.80x = 45,449,536,246.20 × 9,336,256,568.40
  4. Step 4: Simplify right side
    30,299,690,830.80x = 424,328,531,309,318,569,984
  5. Step 5: Solve for x
    x = 424,328,531,309,318,569,984/30,299,690,830.80
  6. Step 6: Final answer
    x = 14,004,384,852.60

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Double scale
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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.