Home / 145,010,175.31-217,513,133.21-35,835,343.41

Finding the Fourth Proportional to 145,010,175.31, 217,513,133.21 and 35,835,343.41

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Solution

The fourth proportional to 145,010,175.31, 217,513,133.21 and 35,835,343.41 is: 53,752,488.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,010,175.31 : 217,513,133.21 = 35,835,343.41 : x
  2. Step 2: Convert to fraction form
    145,010,175.31/217,513,133.21 = 35,835,343.41/x
  3. Step 3: Cross multiply
    145,010,175.31x = 217,513,133.21 × 35,835,343.41
  4. Step 4: Simplify right side
    145,010,175.31x = 7,794,657,824,855,013
  5. Step 5: Solve for x
    x = 7,794,657,824,855,013/145,010,175.31
  6. Step 6: Final answer
    x = 53,752,488.81

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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.