Home / 13,055,574,737.03-18,016,754,149.88-7,417,099,986.84

Finding the Fourth Proportional to 13,055,574,737.03, 18,016,754,149.88 and 7,417,099,986.84

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Solution

The fourth proportional to 13,055,574,737.03, 18,016,754,149.88 and 7,417,099,986.84 is: 10,235,632,644.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,055,574,737.03 : 18,016,754,149.88 = 7,417,099,986.84 : x
  2. Step 2: Convert to fraction form
    13,055,574,737.03/18,016,754,149.88 = 7,417,099,986.84/x
  3. Step 3: Cross multiply
    13,055,574,737.03x = 18,016,754,149.88 × 7,417,099,986.84
  4. Step 4: Simplify right side
    13,055,574,737.03x = 133,632,066,967,974,477,824
  5. Step 5: Solve for x
    x = 133,632,066,967,974,477,824/13,055,574,737.03
  6. Step 6: Final answer
    x = 10,235,632,644.27

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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.