Home / 626,291,943,981.56-939,053,447,966.10-243,388,932,332.86

Finding the Fourth Proportional to 626,291,943,981.56, 939,053,447,966.10 and 243,388,932,332.86

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Solution

The fourth proportional to 626,291,943,981.56, 939,053,447,966.10 and 243,388,932,332.86 is: 364,933,986,937.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,291,943,981.56 : 939,053,447,966.10 = 243,388,932,332.86 : x
  2. Step 2: Convert to fraction form
    626,291,943,981.56/939,053,447,966.10 = 243,388,932,332.86/x
  3. Step 3: Cross multiply
    626,291,943,981.56x = 939,053,447,966.10 × 243,388,932,332.86
  4. Step 4: Simplify right side
    626,291,943,981.56x = 228,555,216,103,959,955,505,152
  5. Step 5: Solve for x
    x = 228,555,216,103,959,955,505,152/626,291,943,981.56
  6. Step 6: Final answer
    x = 364,933,986,937.39

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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.