Home / 291,773,744.34-437,628,270.65-73,424,145.48

Finding the Fourth Proportional to 291,773,744.34, 437,628,270.65 and 73,424,145.48

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Solution

The fourth proportional to 291,773,744.34, 437,628,270.65 and 73,424,145.48 is: 110,128,078.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,773,744.34 : 437,628,270.65 = 73,424,145.48 : x
  2. Step 2: Convert to fraction form
    291,773,744.34/437,628,270.65 = 73,424,145.48/x
  3. Step 3: Cross multiply
    291,773,744.34x = 437,628,270.65 × 73,424,145.48
  4. Step 4: Simplify right side
    291,773,744.34x = 32,132,481,809,999,292
  5. Step 5: Solve for x
    x = 32,132,481,809,999,292/291,773,744.34
  6. Step 6: Final answer
    x = 110,128,078.46

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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.