Home / 144,299,196.21-216,523,210.68-67,630,013.49

Finding the Fourth Proportional to 144,299,196.21, 216,523,210.68 and 67,630,013.49

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Solution

The fourth proportional to 144,299,196.21, 216,523,210.68 and 67,630,013.49 is: 101,479,897.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,299,196.21 : 216,523,210.68 = 67,630,013.49 : x
  2. Step 2: Convert to fraction form
    144,299,196.21/216,523,210.68 = 67,630,013.49/x
  3. Step 3: Cross multiply
    144,299,196.21x = 216,523,210.68 × 67,630,013.49
  4. Step 4: Simplify right side
    144,299,196.21x = 14,643,467,659,186,512
  5. Step 5: Solve for x
    x = 14,643,467,659,186,512/144,299,196.21
  6. Step 6: Final answer
    x = 101,479,897.63

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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.