Home / 68,654,509.77-94,768,084.65-45,457,110.12

Finding the Fourth Proportional to 68,654,509.77, 94,768,084.65 and 45,457,110.12

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Solution

The fourth proportional to 68,654,509.77, 94,768,084.65 and 45,457,110.12 is: 62,747,272.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,654,509.77 : 94,768,084.65 = 45,457,110.12 : x
  2. Step 2: Convert to fraction form
    68,654,509.77/94,768,084.65 = 45,457,110.12/x
  3. Step 3: Cross multiply
    68,654,509.77x = 94,768,084.65 × 45,457,110.12
  4. Step 4: Simplify right side
    68,654,509.77x = 4,307,883,259,796,531.50
  5. Step 5: Solve for x
    x = 4,307,883,259,796,531.50/68,654,509.77
  6. Step 6: Final answer
    x = 62,747,272.89

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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.