Home / 533,354,319,310.65-736,029,505,376.55-289,483,838,447.90

Finding the Fourth Proportional to 533,354,319,310.65, 736,029,505,376.55 and 289,483,838,447.90

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Solution

The fourth proportional to 533,354,319,310.65, 736,029,505,376.55 and 289,483,838,447.90 is: 399,487,992,715.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,354,319,310.65 : 736,029,505,376.55 = 289,483,838,447.90 : x
  2. Step 2: Convert to fraction form
    533,354,319,310.65/736,029,505,376.55 = 289,483,838,447.90/x
  3. Step 3: Cross multiply
    533,354,319,310.65x = 736,029,505,376.55 × 289,483,838,447.90
  4. Step 4: Simplify right side
    533,354,319,310.65x = 213,068,646,427,312,963,715,072
  5. Step 5: Solve for x
    x = 213,068,646,427,312,963,715,072/533,354,319,310.65
  6. Step 6: Final answer
    x = 399,487,992,715.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.