Home / 7,677,181,128.40-11,498,553,004.20-7,677,181,128.40

Finding the Fourth Proportional to 7,677,181,128.40, 11,498,553,004.20 and 7,677,181,128.40

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Solution

The fourth proportional to 7,677,181,128.40, 11,498,553,004.20 and 7,677,181,128.40 is: 11,498,553,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,677,181,128.40 : 11,498,553,004.20 = 7,677,181,128.40 : x
  2. Step 2: Convert to fraction form
    7,677,181,128.40/11,498,553,004.20 = 7,677,181,128.40/x
  3. Step 3: Cross multiply
    7,677,181,128.40x = 11,498,553,004.20 × 7,677,181,128.40
  4. Step 4: Simplify right side
    7,677,181,128.40x = 88,276,474,127,751,364,608
  5. Step 5: Solve for x
    x = 88,276,474,127,751,364,608/7,677,181,128.40
  6. Step 6: Final answer
    x = 11,498,553,004.20

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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.