Home / 447,338,424.60-670,608,728.10-174,645,768.60

Finding the Fourth Proportional to 447,338,424.60, 670,608,728.10 and 174,645,768.60

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Solution

The fourth proportional to 447,338,424.60, 670,608,728.10 and 174,645,768.60 is: 261,812,914.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,338,424.60 : 670,608,728.10 = 174,645,768.60 : x
  2. Step 2: Convert to fraction form
    447,338,424.60/670,608,728.10 = 174,645,768.60/x
  3. Step 3: Cross multiply
    447,338,424.60x = 670,608,728.10 × 174,645,768.60
  4. Step 4: Simplify right side
    447,338,424.60x = 117,118,976,748,892,912
  5. Step 5: Solve for x
    x = 117,118,976,748,892,912/447,338,424.60
  6. Step 6: Final answer
    x = 261,812,914.58

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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.