Home / 443,417,243.18-611,889,503.84-245,163,178.13

Finding the Fourth Proportional to 443,417,243.18, 611,889,503.84 and 245,163,178.13

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Solution

The fourth proportional to 443,417,243.18, 611,889,503.84 and 245,163,178.13 is: 338,310,649.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,417,243.18 : 611,889,503.84 = 245,163,178.13 : x
  2. Step 2: Convert to fraction form
    443,417,243.18/611,889,503.84 = 245,163,178.13/x
  3. Step 3: Cross multiply
    443,417,243.18x = 611,889,503.84 × 245,163,178.13
  4. Step 4: Simplify right side
    443,417,243.18x = 150,012,775,425,803,232
  5. Step 5: Solve for x
    x = 150,012,775,425,803,232/443,417,243.18
  6. Step 6: Final answer
    x = 338,310,649.24

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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.