Home / 12,256,271,004.78-16,913,131,405.02-6,830,517,901.50

Finding the Fourth Proportional to 12,256,271,004.78, 16,913,131,405.02 and 6,830,517,901.50

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Solution

The fourth proportional to 12,256,271,004.78, 16,913,131,405.02 and 6,830,517,901.50 is: 9,425,823,465.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,256,271,004.78 : 16,913,131,405.02 = 6,830,517,901.50 : x
  2. Step 2: Convert to fraction form
    12,256,271,004.78/16,913,131,405.02 = 6,830,517,901.50/x
  3. Step 3: Cross multiply
    12,256,271,004.78x = 16,913,131,405.02 × 6,830,517,901.50
  4. Step 4: Simplify right side
    12,256,271,004.78x = 115,525,446,832,410,968,064
  5. Step 5: Solve for x
    x = 115,525,446,832,410,968,064/12,256,271,004.78
  6. Step 6: Final answer
    x = 9,425,823,465.18

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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.