Home / 328,725,000.24-493,120,130.40-121,517,714.40

Finding the Fourth Proportional to 328,725,000.24, 493,120,130.40 and 121,517,714.40

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Solution

The fourth proportional to 328,725,000.24, 493,120,130.40 and 121,517,714.40 is: 182,288,633.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,725,000.24 : 493,120,130.40 = 121,517,714.40 : x
  2. Step 2: Convert to fraction form
    328,725,000.24/493,120,130.40 = 121,517,714.40/x
  3. Step 3: Cross multiply
    328,725,000.24x = 493,120,130.40 × 121,517,714.40
  4. Step 4: Simplify right side
    328,725,000.24x = 59,922,831,170,837,960
  5. Step 5: Solve for x
    x = 59,922,831,170,837,960/328,725,000.24
  6. Step 6: Final answer
    x = 182,288,633.74

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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.