Home / 133,634,298,253.28-184,418,826,725.32-72,670,231,021.08

Finding the Fourth Proportional to 133,634,298,253.28, 184,418,826,725.32 and 72,670,231,021.08

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Solution

The fourth proportional to 133,634,298,253.28, 184,418,826,725.32 and 72,670,231,021.08 is: 100,286,819,461.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,634,298,253.28 : 184,418,826,725.32 = 72,670,231,021.08 : x
  2. Step 2: Convert to fraction form
    133,634,298,253.28/184,418,826,725.32 = 72,670,231,021.08/x
  3. Step 3: Cross multiply
    133,634,298,253.28x = 184,418,826,725.32 × 72,670,231,021.08
  4. Step 4: Simplify right side
    133,634,298,253.28x = 13,401,758,742,765,528,678,400
  5. Step 5: Solve for x
    x = 13,401,758,742,765,528,678,400/133,634,298,253.28
  6. Step 6: Final answer
    x = 100,286,819,461.31

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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.