Home / 163,126,491.84-225,120,941.28-89,794,457.28

Finding the Fourth Proportional to 163,126,491.84, 225,120,941.28 and 89,794,457.28

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Solution

The fourth proportional to 163,126,491.84, 225,120,941.28 and 89,794,457.28 is: 123,919,864.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,126,491.84 : 225,120,941.28 = 89,794,457.28 : x
  2. Step 2: Convert to fraction form
    163,126,491.84/225,120,941.28 = 89,794,457.28/x
  3. Step 3: Cross multiply
    163,126,491.84x = 225,120,941.28 × 89,794,457.28
  4. Step 4: Simplify right side
    163,126,491.84x = 20,214,612,744,600,348
  5. Step 5: Solve for x
    x = 20,214,612,744,600,348/163,126,491.84
  6. Step 6: Final answer
    x = 123,919,864.37

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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.