Home / 440,299,072,442.68-607,603,196,428.11-254,908,599,465.77

Finding the Fourth Proportional to 440,299,072,442.68, 607,603,196,428.11 and 254,908,599,465.77

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Solution

The fourth proportional to 440,299,072,442.68, 607,603,196,428.11 and 254,908,599,465.77 is: 351,768,353,662.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,299,072,442.68 : 607,603,196,428.11 = 254,908,599,465.77 : x
  2. Step 2: Convert to fraction form
    440,299,072,442.68/607,603,196,428.11 = 254,908,599,465.77/x
  3. Step 3: Cross multiply
    440,299,072,442.68x = 607,603,196,428.11 × 254,908,599,465.77
  4. Step 4: Simplify right side
    440,299,072,442.68x = 154,883,279,832,414,649,581,568
  5. Step 5: Solve for x
    x = 154,883,279,832,414,649,581,568/440,299,072,442.68
  6. Step 6: Final answer
    x = 351,768,353,662.79

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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.