Home / 346,323,137.40-519,484,706.10-214,809,204.60

Finding the Fourth Proportional to 346,323,137.40, 519,484,706.10 and 214,809,204.60

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Solution

The fourth proportional to 346,323,137.40, 519,484,706.10 and 214,809,204.60 is: 322,213,806.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,323,137.40 : 519,484,706.10 = 214,809,204.60 : x
  2. Step 2: Convert to fraction form
    346,323,137.40/519,484,706.10 = 214,809,204.60/x
  3. Step 3: Cross multiply
    346,323,137.40x = 519,484,706.10 × 214,809,204.60
  4. Step 4: Simplify right side
    346,323,137.40x = 111,590,096,519,205,776
  5. Step 5: Solve for x
    x = 111,590,096,519,205,776/346,323,137.40
  6. Step 6: Final answer
    x = 322,213,806.90

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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.