Home / 13,233,975,656.70-19,850,963,485.05-13,142,142,651.90

Finding the Fourth Proportional to 13,233,975,656.70, 19,850,963,485.05 and 13,142,142,651.90

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Solution

The fourth proportional to 13,233,975,656.70, 19,850,963,485.05 and 13,142,142,651.90 is: 19,713,213,977.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233,975,656.70 : 19,850,963,485.05 = 13,142,142,651.90 : x
  2. Step 2: Convert to fraction form
    13,233,975,656.70/19,850,963,485.05 = 13,142,142,651.90/x
  3. Step 3: Cross multiply
    13,233,975,656.70x = 19,850,963,485.05 × 13,142,142,651.90
  4. Step 4: Simplify right side
    13,233,975,656.70x = 260,884,193,898,185,064,448
  5. Step 5: Solve for x
    x = 260,884,193,898,185,064,448/13,233,975,656.70
  6. Step 6: Final answer
    x = 19,713,213,977.85

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Double scale
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Similar ratio
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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.