Home / 370,842,449,701.30-556,263,674,551.95-91,670,115,109.30

Finding the Fourth Proportional to 370,842,449,701.30, 556,263,674,551.95 and 91,670,115,109.30

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Solution

The fourth proportional to 370,842,449,701.30, 556,263,674,551.95 and 91,670,115,109.30 is: 137,505,172,663.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,842,449,701.30 : 556,263,674,551.95 = 91,670,115,109.30 : x
  2. Step 2: Convert to fraction form
    370,842,449,701.30/556,263,674,551.95 = 91,670,115,109.30/x
  3. Step 3: Cross multiply
    370,842,449,701.30x = 556,263,674,551.95 × 91,670,115,109.30
  4. Step 4: Simplify right side
    370,842,449,701.30x = 50,992,755,077,299,442,810,880
  5. Step 5: Solve for x
    x = 50,992,755,077,299,442,810,880/370,842,449,701.30
  6. Step 6: Final answer
    x = 137,505,172,663.95

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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.