Home / 340,629,109.45-470,068,376.99-183,996,285.64

Finding the Fourth Proportional to 340,629,109.45, 470,068,376.99 and 183,996,285.64

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Solution

The fourth proportional to 340,629,109.45, 470,068,376.99 and 183,996,285.64 is: 253,914,985.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,629,109.45 : 470,068,376.99 = 183,996,285.64 : x
  2. Step 2: Convert to fraction form
    340,629,109.45/470,068,376.99 = 183,996,285.64/x
  3. Step 3: Cross multiply
    340,629,109.45x = 470,068,376.99 × 183,996,285.64
  4. Step 4: Simplify right side
    340,629,109.45x = 86,490,835,362,983,232
  5. Step 5: Solve for x
    x = 86,490,835,362,983,232/340,629,109.45
  6. Step 6: Final answer
    x = 253,914,985.43

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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.