Home / 340,629,109.21-470,068,376.64-183,996,285.39

Finding the Fourth Proportional to 340,629,109.21, 470,068,376.64 and 183,996,285.39

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Solution

The fourth proportional to 340,629,109.21, 470,068,376.64 and 183,996,285.39 is: 253,914,985.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,629,109.21 : 470,068,376.64 = 183,996,285.39 : x
  2. Step 2: Convert to fraction form
    340,629,109.21/470,068,376.64 = 183,996,285.39/x
  3. Step 3: Cross multiply
    340,629,109.21x = 470,068,376.64 × 183,996,285.39
  4. Step 4: Simplify right side
    340,629,109.21x = 86,490,835,181,067,440
  5. Step 5: Solve for x
    x = 86,490,835,181,067,440/340,629,109.21
  6. Step 6: Final answer
    x = 253,914,985.07

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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.