Home / 438,361,678.56-604,709,763.12-271,044,456.24

Finding the Fourth Proportional to 438,361,678.56, 604,709,763.12 and 271,044,456.24

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Solution

The fourth proportional to 438,361,678.56, 604,709,763.12 and 271,044,456.24 is: 373,899,537.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,361,678.56 : 604,709,763.12 = 271,044,456.24 : x
  2. Step 2: Convert to fraction form
    438,361,678.56/604,709,763.12 = 271,044,456.24/x
  3. Step 3: Cross multiply
    438,361,678.56x = 604,709,763.12 × 271,044,456.24
  4. Step 4: Simplify right side
    438,361,678.56x = 163,903,228,927,879,616
  5. Step 5: Solve for x
    x = 163,903,228,927,879,616/438,361,678.56
  6. Step 6: Final answer
    x = 373,899,537.63

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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.