Home / 348,451,398.81-522,674,773.16-141,186,751.61

Finding the Fourth Proportional to 348,451,398.81, 522,674,773.16 and 141,186,751.61

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Solution

The fourth proportional to 348,451,398.81, 522,674,773.16 and 141,186,751.61 is: 211,779,185.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,451,398.81 : 522,674,773.16 = 141,186,751.61 : x
  2. Step 2: Convert to fraction form
    348,451,398.81/522,674,773.16 = 141,186,751.61/x
  3. Step 3: Cross multiply
    348,451,398.81x = 522,674,773.16 × 141,186,751.61
  4. Step 4: Simplify right side
    348,451,398.81x = 73,794,753,367,634,704
  5. Step 5: Solve for x
    x = 73,794,753,367,634,704/348,451,398.81
  6. Step 6: Final answer
    x = 211,779,185.33

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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.