Home / 13,477,345,542.09-18,598,178,111.03-7,373,668,155.27

Finding the Fourth Proportional to 13,477,345,542.09, 18,598,178,111.03 and 7,373,668,155.27

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Solution

The fourth proportional to 13,477,345,542.09, 18,598,178,111.03 and 7,373,668,155.27 is: 10,175,356,360.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,477,345,542.09 : 18,598,178,111.03 = 7,373,668,155.27 : x
  2. Step 2: Convert to fraction form
    13,477,345,542.09/18,598,178,111.03 = 7,373,668,155.27/x
  3. Step 3: Cross multiply
    13,477,345,542.09x = 18,598,178,111.03 × 7,373,668,155.27
  4. Step 4: Simplify right side
    13,477,345,542.09x = 137,136,793,683,304,628,224
  5. Step 5: Solve for x
    x = 137,136,793,683,304,628,224/13,477,345,542.09
  6. Step 6: Final answer
    x = 10,175,356,360.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.