Home / 325,376,462.46-488,064,302.01-83,039,392.38

Finding the Fourth Proportional to 325,376,462.46, 488,064,302.01 and 83,039,392.38

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Solution

The fourth proportional to 325,376,462.46, 488,064,302.01 and 83,039,392.38 is: 124,558,988.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,376,462.46 : 488,064,302.01 = 83,039,392.38 : x
  2. Step 2: Convert to fraction form
    325,376,462.46/488,064,302.01 = 83,039,392.38/x
  3. Step 3: Cross multiply
    325,376,462.46x = 488,064,302.01 × 83,039,392.38
  4. Step 4: Simplify right side
    325,376,462.46x = 40,528,563,081,279,208
  5. Step 5: Solve for x
    x = 40,528,563,081,279,208/325,376,462.46
  6. Step 6: Final answer
    x = 124,558,988.61

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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.