Home / 577,610,857.20-866,199,133.10-209,054,752.23

Finding the Fourth Proportional to 577,610,857.20, 866,199,133.10 and 209,054,752.23

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Solution

The fourth proportional to 577,610,857.20, 866,199,133.10 and 209,054,752.23 is: 313,503,534.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,610,857.20 : 866,199,133.10 = 209,054,752.23 : x
  2. Step 2: Convert to fraction form
    577,610,857.20/866,199,133.10 = 209,054,752.23/x
  3. Step 3: Cross multiply
    577,610,857.20x = 866,199,133.10 × 209,054,752.23
  4. Step 4: Simplify right side
    577,610,857.20x = 181,083,045,151,016,000
  5. Step 5: Solve for x
    x = 181,083,045,151,016,000/577,610,857.20
  6. Step 6: Final answer
    x = 313,503,534.25

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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.