Home / 83,515,075.20-115,250,554.62-46,350,953.28

Finding the Fourth Proportional to 83,515,075.20, 115,250,554.62 and 46,350,953.28

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Solution

The fourth proportional to 83,515,075.20, 115,250,554.62 and 46,350,953.28 is: 63,964,177.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,515,075.20 : 115,250,554.62 = 46,350,953.28 : x
  2. Step 2: Convert to fraction form
    83,515,075.20/115,250,554.62 = 46,350,953.28/x
  3. Step 3: Cross multiply
    83,515,075.20x = 115,250,554.62 × 46,350,953.28
  4. Step 4: Simplify right side
    83,515,075.20x = 5,341,973,072,685,709
  5. Step 5: Solve for x
    x = 5,341,973,072,685,709/83,515,075.20
  6. Step 6: Final answer
    x = 63,964,177.24

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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.