Home / 1,158,505,719.20-1,737,842,559.60-697,451,127.20

Finding the Fourth Proportional to 1,158,505,719.20, 1,737,842,559.60 and 697,451,127.20

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Solution

The fourth proportional to 1,158,505,719.20, 1,737,842,559.60 and 697,451,127.20 is: 1,046,227,249.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,505,719.20 : 1,737,842,559.60 = 697,451,127.20 : x
  2. Step 2: Convert to fraction form
    1,158,505,719.20/1,737,842,559.60 = 697,451,127.20/x
  3. Step 3: Cross multiply
    1,158,505,719.20x = 1,737,842,559.60 × 697,451,127.20
  4. Step 4: Simplify right side
    1,158,505,719.20x = 1,212,060,252,089,153,280
  5. Step 5: Solve for x
    x = 1,212,060,252,089,153,280/1,158,505,719.20
  6. Step 6: Final answer
    x = 1,046,227,249.47

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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.