Home / 438,361,667.56-604,709,747.94-271,044,445.24

Finding the Fourth Proportional to 438,361,667.56, 604,709,747.94 and 271,044,445.24

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Solution

The fourth proportional to 438,361,667.56, 604,709,747.94 and 271,044,445.24 is: 373,899,522.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,361,667.56 : 604,709,747.94 = 271,044,445.24 : x
  2. Step 2: Convert to fraction form
    438,361,667.56/604,709,747.94 = 271,044,445.24/x
  3. Step 3: Cross multiply
    438,361,667.56x = 604,709,747.94 × 271,044,445.24
  4. Step 4: Simplify right side
    438,361,667.56x = 163,903,218,161,617,568
  5. Step 5: Solve for x
    x = 163,903,218,161,617,568/438,361,667.56
  6. Step 6: Final answer
    x = 373,899,522.45

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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.