Home / 767,738,181.40-1,059,475,499.18-415,313,303.38

Finding the Fourth Proportional to 767,738,181.40, 1,059,475,499.18 and 415,313,303.38

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Solution

The fourth proportional to 767,738,181.40, 1,059,475,499.18 and 415,313,303.38 is: 573,130,632.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,738,181.40 : 1,059,475,499.18 = 415,313,303.38 : x
  2. Step 2: Convert to fraction form
    767,738,181.40/1,059,475,499.18 = 415,313,303.38/x
  3. Step 3: Cross multiply
    767,738,181.40x = 1,059,475,499.18 × 415,313,303.38
  4. Step 4: Simplify right side
    767,738,181.40x = 440,014,269,414,620,224
  5. Step 5: Solve for x
    x = 440,014,269,414,620,224/767,738,181.40
  6. Step 6: Final answer
    x = 573,130,632.39

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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.