Home / 380,327,687.74-570,573,339.08-118,006,983.13

Finding the Fourth Proportional to 380,327,687.74, 570,573,339.08 and 118,006,983.13

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Solution

The fourth proportional to 380,327,687.74, 570,573,339.08 and 118,006,983.13 is: 177,035,857.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,327,687.74 : 570,573,339.08 = 118,006,983.13 : x
  2. Step 2: Convert to fraction form
    380,327,687.74/570,573,339.08 = 118,006,983.13/x
  3. Step 3: Cross multiply
    380,327,687.74x = 570,573,339.08 × 118,006,983.13
  4. Step 4: Simplify right side
    380,327,687.74x = 67,331,638,399,241,336
  5. Step 5: Solve for x
    x = 67,331,638,399,241,336/380,327,687.74
  6. Step 6: Final answer
    x = 177,035,857.68

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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.