Home / 228,866,254.72-343,299,382.08-67,308,190.72

Finding the Fourth Proportional to 228,866,254.72, 343,299,382.08 and 67,308,190.72

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Solution

The fourth proportional to 228,866,254.72, 343,299,382.08 and 67,308,190.72 is: 100,962,286.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,866,254.72 : 343,299,382.08 = 67,308,190.72 : x
  2. Step 2: Convert to fraction form
    228,866,254.72/343,299,382.08 = 67,308,190.72/x
  3. Step 3: Cross multiply
    228,866,254.72x = 343,299,382.08 × 67,308,190.72
  4. Step 4: Simplify right side
    228,866,254.72x = 23,106,860,281,988,808
  5. Step 5: Solve for x
    x = 23,106,860,281,988,808/228,866,254.72
  6. Step 6: Final answer
    x = 100,962,286.08

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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.