Home / 328,886,695,021.84-493,234,337,376.98-127,383,487,385.58

Finding the Fourth Proportional to 328,886,695,021.84, 493,234,337,376.98 and 127,383,487,385.58

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Solution

The fourth proportional to 328,886,695,021.84, 493,234,337,376.98 and 127,383,487,385.58 is: 191,038,162,821.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,886,695,021.84 : 493,234,337,376.98 = 127,383,487,385.58 : x
  2. Step 2: Convert to fraction form
    328,886,695,021.84/493,234,337,376.98 = 127,383,487,385.58/x
  3. Step 3: Cross multiply
    328,886,695,021.84x = 493,234,337,376.98 × 127,383,487,385.58
  4. Step 4: Simplify right side
    328,886,695,021.84x = 62,829,909,993,395,436,126,208
  5. Step 5: Solve for x
    x = 62,829,909,993,395,436,126,208/328,886,695,021.84
  6. Step 6: Final answer
    x = 191,038,162,821.46

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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.