Home / 533,354,319,313.92-736,029,505,381.02-289,483,838,451.12

Finding the Fourth Proportional to 533,354,319,313.92, 736,029,505,381.02 and 289,483,838,451.12

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Solution

The fourth proportional to 533,354,319,313.92, 736,029,505,381.02 and 289,483,838,451.12 is: 399,487,992,719.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,354,319,313.92 : 736,029,505,381.02 = 289,483,838,451.12 : x
  2. Step 2: Convert to fraction form
    533,354,319,313.92/736,029,505,381.02 = 289,483,838,451.12/x
  3. Step 3: Cross multiply
    533,354,319,313.92x = 736,029,505,381.02 × 289,483,838,451.12
  4. Step 4: Simplify right side
    533,354,319,313.92x = 213,068,646,430,976,939,917,312
  5. Step 5: Solve for x
    x = 213,068,646,430,976,939,917,312/533,354,319,313.92
  6. Step 6: Final answer
    x = 399,487,992,719.47

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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.