Home / 144,970,484.05-200,059,300.97-79,780,388.05

Finding the Fourth Proportional to 144,970,484.05, 200,059,300.97 and 79,780,388.05

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Solution

The fourth proportional to 144,970,484.05, 200,059,300.97 and 79,780,388.05 is: 110,096,953.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,970,484.05 : 200,059,300.97 = 79,780,388.05 : x
  2. Step 2: Convert to fraction form
    144,970,484.05/200,059,300.97 = 79,780,388.05/x
  3. Step 3: Cross multiply
    144,970,484.05x = 200,059,300.97 × 79,780,388.05
  4. Step 4: Simplify right side
    144,970,484.05x = 15,960,808,663,999,440
  5. Step 5: Solve for x
    x = 15,960,808,663,999,440/144,970,484.05
  6. Step 6: Final answer
    x = 110,096,953.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.