Home / 384,263,994,931.62-576,279,945,612.05-115,581,650,014.32

Finding the Fourth Proportional to 384,263,994,931.62, 576,279,945,612.05 and 115,581,650,014.32

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Solution

The fourth proportional to 384,263,994,931.62, 576,279,945,612.05 and 115,581,650,014.32 is: 173,337,569,646.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,263,994,931.62 : 576,279,945,612.05 = 115,581,650,014.32 : x
  2. Step 2: Convert to fraction form
    384,263,994,931.62/576,279,945,612.05 = 115,581,650,014.32/x
  3. Step 3: Cross multiply
    384,263,994,931.62x = 576,279,945,612.05 × 115,581,650,014.32
  4. Step 4: Simplify right side
    384,263,994,931.62x = 66,607,386,984,003,336,667,136
  5. Step 5: Solve for x
    x = 66,607,386,984,003,336,667,136/384,263,994,931.62
  6. Step 6: Final answer
    x = 173,337,569,646.24

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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.