Home / 21,870,871,086.06-30,181,803,117.03-11,846,365,944.12

Finding the Fourth Proportional to 21,870,871,086.06, 30,181,803,117.03 and 11,846,365,944.12

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Solution

The fourth proportional to 21,870,871,086.06, 30,181,803,117.03 and 11,846,365,944.12 is: 16,347,985,554.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,870,871,086.06 : 30,181,803,117.03 = 11,846,365,944.12 : x
  2. Step 2: Convert to fraction form
    21,870,871,086.06/30,181,803,117.03 = 11,846,365,944.12/x
  3. Step 3: Cross multiply
    21,870,871,086.06x = 30,181,803,117.03 × 11,846,365,944.12
  4. Step 4: Simplify right side
    21,870,871,086.06x = 357,544,684,577,719,058,432
  5. Step 5: Solve for x
    x = 357,544,684,577,719,058,432/21,870,871,086.06
  6. Step 6: Final answer
    x = 16,347,985,554.43

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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.