Home / 68,532,225.58-94,559,172.45-40,640,762.60

Finding the Fourth Proportional to 68,532,225.58, 94,559,172.45 and 40,640,762.60

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Solution

The fourth proportional to 68,532,225.58, 94,559,172.45 and 40,640,762.60 is: 56,075,179.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,532,225.58 : 94,559,172.45 = 40,640,762.60 : x
  2. Step 2: Convert to fraction form
    68,532,225.58/94,559,172.45 = 40,640,762.60/x
  3. Step 3: Cross multiply
    68,532,225.58x = 94,559,172.45 × 40,640,762.60
  4. Step 4: Simplify right side
    68,532,225.58x = 3,842,956,879,192,910.50
  5. Step 5: Solve for x
    x = 3,842,956,879,192,910.50/68,532,225.58
  6. Step 6: Final answer
    x = 56,075,179.91

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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.