Home / 80,525,322.12-111,126,222.92-45,717,302.28

Finding the Fourth Proportional to 80,525,322.12, 111,126,222.92 and 45,717,302.28

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Solution

The fourth proportional to 80,525,322.12, 111,126,222.92 and 45,717,302.28 is: 63,090,602.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,525,322.12 : 111,126,222.92 = 45,717,302.28 : x
  2. Step 2: Convert to fraction form
    80,525,322.12/111,126,222.92 = 45,717,302.28/x
  3. Step 3: Cross multiply
    80,525,322.12x = 111,126,222.92 × 45,717,302.28
  4. Step 4: Simplify right side
    80,525,322.12x = 5,080,391,124,468,304
  5. Step 5: Solve for x
    x = 5,080,391,124,468,304/80,525,322.12
  6. Step 6: Final answer
    x = 63,090,602.94

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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.