Home / 1,068,081,120.60-1,602,405,116.10-377,916,408.60

Finding the Fourth Proportional to 1,068,081,120.60, 1,602,405,116.10 and 377,916,408.60

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Solution

The fourth proportional to 1,068,081,120.60, 1,602,405,116.10 and 377,916,408.60 is: 566,974,900.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,081,120.60 : 1,602,405,116.10 = 377,916,408.60 : x
  2. Step 2: Convert to fraction form
    1,068,081,120.60/1,602,405,116.10 = 377,916,408.60/x
  3. Step 3: Cross multiply
    1,068,081,120.60x = 1,602,405,116.10 × 377,916,408.60
  4. Step 4: Simplify right side
    1,068,081,120.60x = 605,575,186,598,777,984
  5. Step 5: Solve for x
    x = 605,575,186,598,777,984/1,068,081,120.60
  6. Step 6: Final answer
    x = 566,974,900.05

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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.