Home / 290,764,673.08-436,150,808.64-96,676,088.32

Finding the Fourth Proportional to 290,764,673.08, 436,150,808.64 and 96,676,088.32

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Solution

The fourth proportional to 290,764,673.08, 436,150,808.64 and 96,676,088.32 is: 145,015,395.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,764,673.08 : 436,150,808.64 = 96,676,088.32 : x
  2. Step 2: Convert to fraction form
    290,764,673.08/436,150,808.64 = 96,676,088.32/x
  3. Step 3: Cross multiply
    290,764,673.08x = 436,150,808.64 × 96,676,088.32
  4. Step 4: Simplify right side
    290,764,673.08x = 42,165,354,096,920,056
  5. Step 5: Solve for x
    x = 42,165,354,096,920,056/290,764,673.08
  6. Step 6: Final answer
    x = 145,015,395.61

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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.