Home / 174,691,871,999.40-262,037,807,999.10-86,532,187,391.40

Finding the Fourth Proportional to 174,691,871,999.40, 262,037,807,999.10 and 86,532,187,391.40

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Solution

The fourth proportional to 174,691,871,999.40, 262,037,807,999.10 and 86,532,187,391.40 is: 129,798,281,087.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,691,871,999.40 : 262,037,807,999.10 = 86,532,187,391.40 : x
  2. Step 2: Convert to fraction form
    174,691,871,999.40/262,037,807,999.10 = 86,532,187,391.40/x
  3. Step 3: Cross multiply
    174,691,871,999.40x = 262,037,807,999.10 × 86,532,187,391.40
  4. Step 4: Simplify right side
    174,691,871,999.40x = 22,674,704,705,409,813,315,584
  5. Step 5: Solve for x
    x = 22,674,704,705,409,813,315,584/174,691,871,999.40
  6. Step 6: Final answer
    x = 129,798,281,087.10

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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.