Home / 18,661,042,534.02-28,011,483,401.37-8,042,507,134.49

Finding the Fourth Proportional to 18,661,042,534.02, 28,011,483,401.37 and 8,042,507,134.49

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Solution

The fourth proportional to 18,661,042,534.02, 28,011,483,401.37 and 8,042,507,134.49 is: 12,072,345,620.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,661,042,534.02 : 28,011,483,401.37 = 8,042,507,134.49 : x
  2. Step 2: Convert to fraction form
    18,661,042,534.02/28,011,483,401.37 = 8,042,507,134.49/x
  3. Step 3: Cross multiply
    18,661,042,534.02x = 28,011,483,401.37 × 8,042,507,134.49
  4. Step 4: Simplify right side
    18,661,042,534.02x = 225,282,555,103,026,348,032
  5. Step 5: Solve for x
    x = 225,282,555,103,026,348,032/18,661,042,534.02
  6. Step 6: Final answer
    x = 12,072,345,620.15

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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.