Home / 13,055,575,079.44-18,016,754,621.70-7,417,100,329.12

Finding the Fourth Proportional to 13,055,575,079.44, 18,016,754,621.70 and 7,417,100,329.12

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Solution

The fourth proportional to 13,055,575,079.44, 18,016,754,621.70 and 7,417,100,329.12 is: 10,235,633,116.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,055,575,079.44 : 18,016,754,621.70 = 7,417,100,329.12 : x
  2. Step 2: Convert to fraction form
    13,055,575,079.44/18,016,754,621.70 = 7,417,100,329.12/x
  3. Step 3: Cross multiply
    13,055,575,079.44x = 18,016,754,621.70 × 7,417,100,329.12
  4. Step 4: Simplify right side
    13,055,575,079.44x = 133,632,076,634,285,359,104
  5. Step 5: Solve for x
    x = 133,632,076,634,285,359,104/13,055,575,079.44
  6. Step 6: Final answer
    x = 10,235,633,116.21

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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.