Home / 381,479,295,967.20-572,218,943,950.80-116,483,256,338.40

Finding the Fourth Proportional to 381,479,295,967.20, 572,218,943,950.80 and 116,483,256,338.40

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Solution

The fourth proportional to 381,479,295,967.20, 572,218,943,950.80 and 116,483,256,338.40 is: 174,724,884,507.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,479,295,967.20 : 572,218,943,950.80 = 116,483,256,338.40 : x
  2. Step 2: Convert to fraction form
    381,479,295,967.20/572,218,943,950.80 = 116,483,256,338.40/x
  3. Step 3: Cross multiply
    381,479,295,967.20x = 572,218,943,950.80 × 116,483,256,338.40
  4. Step 4: Simplify right side
    381,479,295,967.20x = 66,653,925,929,909,584,134,144
  5. Step 5: Solve for x
    x = 66,653,925,929,909,584,134,144/381,479,295,967.20
  6. Step 6: Final answer
    x = 174,724,884,507.60

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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.