Home / 12,263,616,400.80-18,395,424,601.20-4,406,792,656.80

Finding the Fourth Proportional to 12,263,616,400.80, 18,395,424,601.20 and 4,406,792,656.80

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Solution

The fourth proportional to 12,263,616,400.80, 18,395,424,601.20 and 4,406,792,656.80 is: 6,610,188,985.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,263,616,400.80 : 18,395,424,601.20 = 4,406,792,656.80 : x
  2. Step 2: Convert to fraction form
    12,263,616,400.80/18,395,424,601.20 = 4,406,792,656.80/x
  3. Step 3: Cross multiply
    12,263,616,400.80x = 18,395,424,601.20 × 4,406,792,656.80
  4. Step 4: Simplify right side
    12,263,616,400.80x = 81,064,822,051,286,237,184
  5. Step 5: Solve for x
    x = 81,064,822,051,286,237,184/12,263,616,400.80
  6. Step 6: Final answer
    x = 6,610,188,985.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.