Home / 167,746,376.79-251,502,653.03-74,322,567.70

Finding the Fourth Proportional to 167,746,376.79, 251,502,653.03 and 74,322,567.70

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Solution

The fourth proportional to 167,746,376.79, 251,502,653.03 and 74,322,567.70 is: 111,432,051.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,746,376.79 : 251,502,653.03 = 74,322,567.70 : x
  2. Step 2: Convert to fraction form
    167,746,376.79/251,502,653.03 = 74,322,567.70/x
  3. Step 3: Cross multiply
    167,746,376.79x = 251,502,653.03 × 74,322,567.70
  4. Step 4: Simplify right side
    167,746,376.79x = 18,692,322,955,551,416
  5. Step 5: Solve for x
    x = 18,692,322,955,551,416/167,746,376.79
  6. Step 6: Final answer
    x = 111,432,051.85

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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.