Home / 1,119,744,004.40-1,679,616,006.60-847,646,212.40

Finding the Fourth Proportional to 1,119,744,004.40, 1,679,616,006.60 and 847,646,212.40

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Solution

The fourth proportional to 1,119,744,004.40, 1,679,616,006.60 and 847,646,212.40 is: 1,271,469,318.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,744,004.40 : 1,679,616,006.60 = 847,646,212.40 : x
  2. Step 2: Convert to fraction form
    1,119,744,004.40/1,679,616,006.60 = 847,646,212.40/x
  3. Step 3: Cross multiply
    1,119,744,004.40x = 1,679,616,006.60 × 847,646,212.40
  4. Step 4: Simplify right side
    1,119,744,004.40x = 1,423,720,146,280,903,168
  5. Step 5: Solve for x
    x = 1,423,720,146,280,903,168/1,119,744,004.40
  6. Step 6: Final answer
    x = 1,271,469,318.60

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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.