Home / 68,096,630.90-102,144,946.35-42,566,467.70

Finding the Fourth Proportional to 68,096,630.90, 102,144,946.35 and 42,566,467.70

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Solution

The fourth proportional to 68,096,630.90, 102,144,946.35 and 42,566,467.70 is: 63,849,701.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,096,630.90 : 102,144,946.35 = 42,566,467.70 : x
  2. Step 2: Convert to fraction form
    68,096,630.90/102,144,946.35 = 42,566,467.70/x
  3. Step 3: Cross multiply
    68,096,630.90x = 102,144,946.35 × 42,566,467.70
  4. Step 4: Simplify right side
    68,096,630.90x = 4,347,949,559,525,508
  5. Step 5: Solve for x
    x = 4,347,949,559,525,508/68,096,630.90
  6. Step 6: Final answer
    x = 63,849,701.55

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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.