Home / 1,281,335,720.01-1,921,809,382.14-348,731,241.93

Finding the Fourth Proportional to 1,281,335,720.01, 1,921,809,382.14 and 348,731,241.93

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Solution

The fourth proportional to 1,281,335,720.01, 1,921,809,382.14 and 348,731,241.93 is: 523,044,009.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,335,720.01 : 1,921,809,382.14 = 348,731,241.93 : x
  2. Step 2: Convert to fraction form
    1,281,335,720.01/1,921,809,382.14 = 348,731,241.93/x
  3. Step 3: Cross multiply
    1,281,335,720.01x = 1,921,809,382.14 × 348,731,241.93
  4. Step 4: Simplify right side
    1,281,335,720.01x = 670,194,972,584,664,576
  5. Step 5: Solve for x
    x = 670,194,972,584,664,576/1,281,335,720.01
  6. Step 6: Final answer
    x = 523,044,009.56

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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.