Home / 228,200,112.49-342,186,821.31-72,733,690.95

Finding the Fourth Proportional to 228,200,112.49, 342,186,821.31 and 72,733,690.95

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Solution

The fourth proportional to 228,200,112.49, 342,186,821.31 and 72,733,690.95 is: 109,064,409.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,200,112.49 : 342,186,821.31 = 72,733,690.95 : x
  2. Step 2: Convert to fraction form
    228,200,112.49/342,186,821.31 = 72,733,690.95/x
  3. Step 3: Cross multiply
    228,200,112.49x = 342,186,821.31 × 72,733,690.95
  4. Step 4: Simplify right side
    228,200,112.49x = 24,888,510,508,828,160
  5. Step 5: Solve for x
    x = 24,888,510,508,828,160/228,200,112.49
  6. Step 6: Final answer
    x = 109,064,409.47

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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.