Home / 13,637,628,150.29-18,683,239,865.71-13,127,739,136.66

Finding the Fourth Proportional to 13,637,628,150.29, 18,683,239,865.71 and 13,127,739,136.66

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Solution

The fourth proportional to 13,637,628,150.29, 18,683,239,865.71 and 13,127,739,136.66 is: 17,984,703,533.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,637,628,150.29 : 18,683,239,865.71 = 13,127,739,136.66 : x
  2. Step 2: Convert to fraction form
    13,637,628,150.29/18,683,239,865.71 = 13,127,739,136.66/x
  3. Step 3: Cross multiply
    13,637,628,150.29x = 18,683,239,865.71 × 13,127,739,136.66
  4. Step 4: Simplify right side
    13,637,628,150.29x = 245,268,699,184,687,480,832
  5. Step 5: Solve for x
    x = 245,268,699,184,687,480,832/13,637,628,150.29
  6. Step 6: Final answer
    x = 17,984,703,533.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.