Home / 12,957,065,564.48-17,880,767,723.04-7,016,628,311.36

Finding the Fourth Proportional to 12,957,065,564.48, 17,880,767,723.04 and 7,016,628,311.36

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Solution

The fourth proportional to 12,957,065,564.48, 17,880,767,723.04 and 7,016,628,311.36 is: 9,682,956,407.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,957,065,564.48 : 17,880,767,723.04 = 7,016,628,311.36 : x
  2. Step 2: Convert to fraction form
    12,957,065,564.48/17,880,767,723.04 = 7,016,628,311.36/x
  3. Step 3: Cross multiply
    12,957,065,564.48x = 17,880,767,723.04 × 7,016,628,311.36
  4. Step 4: Simplify right side
    12,957,065,564.48x = 125,462,701,034,334,552,064
  5. Step 5: Solve for x
    x = 125,462,701,034,334,552,064/12,957,065,564.48
  6. Step 6: Final answer
    x = 9,682,956,407.84

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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.