Home / 128,720,946.18-193,060,733.22-35,326,096.14

Finding the Fourth Proportional to 128,720,946.18, 193,060,733.22 and 35,326,096.14

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Solution

The fourth proportional to 128,720,946.18, 193,060,733.22 and 35,326,096.14 is: 52,983,467.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,720,946.18 : 193,060,733.22 = 35,326,096.14 : x
  2. Step 2: Convert to fraction form
    128,720,946.18/193,060,733.22 = 35,326,096.14/x
  3. Step 3: Cross multiply
    128,720,946.18x = 193,060,733.22 × 35,326,096.14
  4. Step 4: Simplify right side
    128,720,946.18x = 6,820,082,022,588,612
  5. Step 5: Solve for x
    x = 6,820,082,022,588,612/128,720,946.18
  6. Step 6: Final answer
    x = 52,983,467.14

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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.