Home / 105,100,026.68-145,008,913.05-60,443,564.33

Finding the Fourth Proportional to 105,100,026.68, 145,008,913.05 and 60,443,564.33

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Solution

The fourth proportional to 105,100,026.68, 145,008,913.05 and 60,443,564.33 is: 83,395,369.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,100,026.68 : 145,008,913.05 = 60,443,564.33 : x
  2. Step 2: Convert to fraction form
    105,100,026.68/145,008,913.05 = 60,443,564.33/x
  3. Step 3: Cross multiply
    105,100,026.68x = 145,008,913.05 × 60,443,564.33
  4. Step 4: Simplify right side
    105,100,026.68x = 8,764,855,563,636,008
  5. Step 5: Solve for x
    x = 8,764,855,563,636,008/105,100,026.68
  6. Step 6: Final answer
    x = 83,395,369.54

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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.