Home / 172,031,907.80-237,403,928.10-94,769,571.80

Finding the Fourth Proportional to 172,031,907.80, 237,403,928.10 and 94,769,571.80

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Solution

The fourth proportional to 172,031,907.80, 237,403,928.10 and 94,769,571.80 is: 130,781,951.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,031,907.80 : 237,403,928.10 = 94,769,571.80 : x
  2. Step 2: Convert to fraction form
    172,031,907.80/237,403,928.10 = 94,769,571.80/x
  3. Step 3: Cross multiply
    172,031,907.80x = 237,403,928.10 × 94,769,571.80
  4. Step 4: Simplify right side
    172,031,907.80x = 22,498,668,609,674,988
  5. Step 5: Solve for x
    x = 22,498,668,609,674,988/172,031,907.80
  6. Step 6: Final answer
    x = 130,781,951.43

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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.