Home / 325,538,955.84-488,288,657.76-115,460,051.52

Finding the Fourth Proportional to 325,538,955.84, 488,288,657.76 and 115,460,051.52

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Solution

The fourth proportional to 325,538,955.84, 488,288,657.76 and 115,460,051.52 is: 173,183,063.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,538,955.84 : 488,288,657.76 = 115,460,051.52 : x
  2. Step 2: Convert to fraction form
    325,538,955.84/488,288,657.76 = 115,460,051.52/x
  3. Step 3: Cross multiply
    325,538,955.84x = 488,288,657.76 × 115,460,051.52
  4. Step 4: Simplify right side
    325,538,955.84x = 56,377,833,581,601,248
  5. Step 5: Solve for x
    x = 56,377,833,581,601,248/325,538,955.84
  6. Step 6: Final answer
    x = 173,183,063.26

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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.