Home / 72,049,499,062.95-108,052,489,822.11-21,671,559,390.93

Finding the Fourth Proportional to 72,049,499,062.95, 108,052,489,822.11 and 21,671,559,390.93

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Solution

The fourth proportional to 72,049,499,062.95, 108,052,489,822.11 and 21,671,559,390.93 is: 32,500,794,328.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,049,499,062.95 : 108,052,489,822.11 = 21,671,559,390.93 : x
  2. Step 2: Convert to fraction form
    72,049,499,062.95/108,052,489,822.11 = 21,671,559,390.93/x
  3. Step 3: Cross multiply
    72,049,499,062.95x = 108,052,489,822.11 × 21,671,559,390.93
  4. Step 4: Simplify right side
    72,049,499,062.95x = 2,341,665,950,517,716,320,256
  5. Step 5: Solve for x
    x = 2,341,665,950,517,716,320,256/72,049,499,062.95
  6. Step 6: Final answer
    x = 32,500,794,328.52

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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.