Home / 145,010,179.07-217,513,138.83-35,835,347.16

Finding the Fourth Proportional to 145,010,179.07, 217,513,138.83 and 35,835,347.16

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Solution

The fourth proportional to 145,010,179.07, 217,513,138.83 and 35,835,347.16 is: 53,752,494.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,010,179.07 : 217,513,138.83 = 35,835,347.16 : x
  2. Step 2: Convert to fraction form
    145,010,179.07/217,513,138.83 = 35,835,347.16/x
  3. Step 3: Cross multiply
    145,010,179.07x = 217,513,138.83 × 35,835,347.16
  4. Step 4: Simplify right side
    145,010,179.07x = 7,794,658,841,834,326
  5. Step 5: Solve for x
    x = 7,794,658,841,834,326/145,010,179.07
  6. Step 6: Final answer
    x = 53,752,494.43

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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.