Home / 156,529,388,109.60-234,916,526,170.80-72,693,507,477.60

Finding the Fourth Proportional to 156,529,388,109.60, 234,916,526,170.80 and 72,693,507,477.60

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Solution

The fourth proportional to 156,529,388,109.60, 234,916,526,170.80 and 72,693,507,477.60 is: 109,097,125,198.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,529,388,109.60 : 234,916,526,170.80 = 72,693,507,477.60 : x
  2. Step 2: Convert to fraction form
    156,529,388,109.60/234,916,526,170.80 = 72,693,507,477.60/x
  3. Step 3: Cross multiply
    156,529,388,109.60x = 234,916,526,170.80 × 72,693,507,477.60
  4. Step 4: Simplify right side
    156,529,388,109.60x = 17,076,906,251,808,866,828,288
  5. Step 5: Solve for x
    x = 17,076,906,251,808,866,828,288/156,529,388,109.60
  6. Step 6: Final answer
    x = 109,097,125,198.32

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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.