Home / 170,829,722.51-256,653,376.89-109,538,963.67

Finding the Fourth Proportional to 170,829,722.51, 256,653,376.89 and 109,538,963.67

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Solution

The fourth proportional to 170,829,722.51, 256,653,376.89 and 109,538,963.67 is: 164,570,570.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,829,722.51 : 256,653,376.89 = 109,538,963.67 : x
  2. Step 2: Convert to fraction form
    170,829,722.51/256,653,376.89 = 109,538,963.67/x
  3. Step 3: Cross multiply
    170,829,722.51x = 256,653,376.89 × 109,538,963.67
  4. Step 4: Simplify right side
    170,829,722.51x = 28,113,544,926,936,528
  5. Step 5: Solve for x
    x = 28,113,544,926,936,528/170,829,722.51
  6. Step 6: Final answer
    x = 164,570,570.71

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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.