Home / 40,172,002,847.02-55,437,372,977.77-22,107,519,058.81

Finding the Fourth Proportional to 40,172,002,847.02, 55,437,372,977.77 and 22,107,519,058.81

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Solution

The fourth proportional to 40,172,002,847.02, 55,437,372,977.77 and 22,107,519,058.81 is: 30,508,381,280.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,172,002,847.02 : 55,437,372,977.77 = 22,107,519,058.81 : x
  2. Step 2: Convert to fraction form
    40,172,002,847.02/55,437,372,977.77 = 22,107,519,058.81/x
  3. Step 3: Cross multiply
    40,172,002,847.02x = 55,437,372,977.77 × 22,107,519,058.81
  4. Step 4: Simplify right side
    40,172,002,847.02x = 1,225,582,779,676,397,404,160
  5. Step 5: Solve for x
    x = 1,225,582,779,676,397,404,160/40,172,002,847.02
  6. Step 6: Final answer
    x = 30,508,381,280.96

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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.