Home / 626,291,943,980.17-939,053,447,964.06-243,388,932,331.49

Finding the Fourth Proportional to 626,291,943,980.17, 939,053,447,964.06 and 243,388,932,331.49

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Solution

The fourth proportional to 626,291,943,980.17, 939,053,447,964.06 and 243,388,932,331.49 is: 364,933,986,935.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,291,943,980.17 : 939,053,447,964.06 = 243,388,932,331.49 : x
  2. Step 2: Convert to fraction form
    626,291,943,980.17/939,053,447,964.06 = 243,388,932,331.49/x
  3. Step 3: Cross multiply
    626,291,943,980.17x = 939,053,447,964.06 × 243,388,932,331.49
  4. Step 4: Simplify right side
    626,291,943,980.17x = 228,555,216,102,176,973,651,968
  5. Step 5: Solve for x
    x = 228,555,216,102,176,973,651,968/626,291,943,980.17
  6. Step 6: Final answer
    x = 364,933,986,935.35

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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.