Home / 133,400,358,719.29-184,087,331,807.11-72,431,330,486.41

Finding the Fourth Proportional to 133,400,358,719.29, 184,087,331,807.11 and 72,431,330,486.41

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Solution

The fourth proportional to 133,400,358,719.29, 184,087,331,807.11 and 72,431,330,486.41 is: 99,952,432,635.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,400,358,719.29 : 184,087,331,807.11 = 72,431,330,486.41 : x
  2. Step 2: Convert to fraction form
    133,400,358,719.29/184,087,331,807.11 = 72,431,330,486.41/x
  3. Step 3: Cross multiply
    133,400,358,719.29x = 184,087,331,807.11 × 72,431,330,486.41
  4. Step 4: Simplify right side
    133,400,358,719.29x = 13,333,690,368,482,567,258,112
  5. Step 5: Solve for x
    x = 13,333,690,368,482,567,258,112/133,400,358,719.29
  6. Step 6: Final answer
    x = 99,952,432,635.81

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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.