Home / 742,469,448.88-1,113,531,397.40-276,350,392.24

Finding the Fourth Proportional to 742,469,448.88, 1,113,531,397.40 and 276,350,392.24

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Solution

The fourth proportional to 742,469,448.88, 1,113,531,397.40 and 276,350,392.24 is: 414,461,280.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,469,448.88 : 1,113,531,397.40 = 276,350,392.24 : x
  2. Step 2: Convert to fraction form
    742,469,448.88/1,113,531,397.40 = 276,350,392.24/x
  3. Step 3: Cross multiply
    742,469,448.88x = 1,113,531,397.40 × 276,350,392.24
  4. Step 4: Simplify right side
    742,469,448.88x = 307,724,838,443,045,376
  5. Step 5: Solve for x
    x = 307,724,838,443,045,376/742,469,448.88
  6. Step 6: Final answer
    x = 414,461,280.40

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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.