Home / 730,430,012.48-1,007,885,771.16-444,175,507.04

Finding the Fourth Proportional to 730,430,012.48, 1,007,885,771.16 and 444,175,507.04

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Solution

The fourth proportional to 730,430,012.48, 1,007,885,771.16 and 444,175,507.04 is: 612,896,739.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,430,012.48 : 1,007,885,771.16 = 444,175,507.04 : x
  2. Step 2: Convert to fraction form
    730,430,012.48/1,007,885,771.16 = 444,175,507.04/x
  3. Step 3: Cross multiply
    730,430,012.48x = 1,007,885,771.16 × 444,175,507.04
  4. Step 4: Simplify right side
    730,430,012.48x = 447,678,173,443,394,432
  5. Step 5: Solve for x
    x = 447,678,173,443,394,432/730,430,012.48
  6. Step 6: Final answer
    x = 612,896,739.99

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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.