Home / 6,468,142,004.80-9,702,213,007.20-6,413,722,446.40

Finding the Fourth Proportional to 6,468,142,004.80, 9,702,213,007.20 and 6,413,722,446.40

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Solution

The fourth proportional to 6,468,142,004.80, 9,702,213,007.20 and 6,413,722,446.40 is: 9,620,583,669.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,468,142,004.80 : 9,702,213,007.20 = 6,413,722,446.40 : x
  2. Step 2: Convert to fraction form
    6,468,142,004.80/9,702,213,007.20 = 6,413,722,446.40/x
  3. Step 3: Cross multiply
    6,468,142,004.80x = 9,702,213,007.20 × 6,413,722,446.40
  4. Step 4: Simplify right side
    6,468,142,004.80x = 62,227,301,344,032,686,080
  5. Step 5: Solve for x
    x = 62,227,301,344,032,686,080/6,468,142,004.80
  6. Step 6: Final answer
    x = 9,620,583,669.60

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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.