Home / 626,291,943,979.17-939,053,447,962.56-243,388,932,330.49

Finding the Fourth Proportional to 626,291,943,979.17, 939,053,447,962.56 and 243,388,932,330.49

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Solution

The fourth proportional to 626,291,943,979.17, 939,053,447,962.56 and 243,388,932,330.49 is: 364,933,986,933.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,291,943,979.17 : 939,053,447,962.56 = 243,388,932,330.49 : x
  2. Step 2: Convert to fraction form
    626,291,943,979.17/939,053,447,962.56 = 243,388,932,330.49/x
  3. Step 3: Cross multiply
    626,291,943,979.17x = 939,053,447,962.56 × 243,388,932,330.49
  4. Step 4: Simplify right side
    626,291,943,979.17x = 228,555,216,100,872,847,097,856
  5. Step 5: Solve for x
    x = 228,555,216,100,872,847,097,856/626,291,943,979.17
  6. Step 6: Final answer
    x = 364,933,986,933.86

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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.