Home / 346,323,134.40-519,484,701.60-214,809,201.60

Finding the Fourth Proportional to 346,323,134.40, 519,484,701.60 and 214,809,201.60

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Solution

The fourth proportional to 346,323,134.40, 519,484,701.60 and 214,809,201.60 is: 322,213,802.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,323,134.40 : 519,484,701.60 = 214,809,201.60 : x
  2. Step 2: Convert to fraction form
    346,323,134.40/519,484,701.60 = 214,809,201.60/x
  3. Step 3: Cross multiply
    346,323,134.40x = 519,484,701.60 × 214,809,201.60
  4. Step 4: Simplify right side
    346,323,134.40x = 111,590,093,994,110,240
  5. Step 5: Solve for x
    x = 111,590,093,994,110,240/346,323,134.40
  6. Step 6: Final answer
    x = 322,213,802.40

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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.