Home / 28,704,392,003.60-43,056,588,005.40-7,742,784,323.60

Finding the Fourth Proportional to 28,704,392,003.60, 43,056,588,005.40 and 7,742,784,323.60

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Solution

The fourth proportional to 28,704,392,003.60, 43,056,588,005.40 and 7,742,784,323.60 is: 11,614,176,485.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,704,392,003.60 : 43,056,588,005.40 = 7,742,784,323.60 : x
  2. Step 2: Convert to fraction form
    28,704,392,003.60/43,056,588,005.40 = 7,742,784,323.60/x
  3. Step 3: Cross multiply
    28,704,392,003.60x = 43,056,588,005.40 × 7,742,784,323.60
  4. Step 4: Simplify right side
    28,704,392,003.60x = 333,377,874,635,914,936,320
  5. Step 5: Solve for x
    x = 333,377,874,635,914,936,320/28,704,392,003.60
  6. Step 6: Final answer
    x = 11,614,176,485.40

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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.