Home / 133,634,299,385.37-184,418,828,288.07-72,670,232,154.21

Finding the Fourth Proportional to 133,634,299,385.37, 184,418,828,288.07 and 72,670,232,154.21

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Solution

The fourth proportional to 133,634,299,385.37, 184,418,828,288.07 and 72,670,232,154.21 is: 100,286,821,025.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,634,299,385.37 : 184,418,828,288.07 = 72,670,232,154.21 : x
  2. Step 2: Convert to fraction form
    133,634,299,385.37/184,418,828,288.07 = 72,670,232,154.21/x
  3. Step 3: Cross multiply
    133,634,299,385.37x = 184,418,828,288.07 × 72,670,232,154.21
  4. Step 4: Simplify right side
    133,634,299,385.37x = 13,401,759,065,301,439,217,664
  5. Step 5: Solve for x
    x = 13,401,759,065,301,439,217,664/133,634,299,385.37
  6. Step 6: Final answer
    x = 100,286,821,025.30

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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.