Home / 2,952,509,983.20-4,428,429,051.60-771,696,568.80

Finding the Fourth Proportional to 2,952,509,983.20, 4,428,429,051.60 and 771,696,568.80

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Solution

The fourth proportional to 2,952,509,983.20, 4,428,429,051.60 and 771,696,568.80 is: 1,157,457,053.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952,509,983.20 : 4,428,429,051.60 = 771,696,568.80 : x
  2. Step 2: Convert to fraction form
    2,952,509,983.20/4,428,429,051.60 = 771,696,568.80/x
  3. Step 3: Cross multiply
    2,952,509,983.20x = 4,428,429,051.60 × 771,696,568.80
  4. Step 4: Simplify right side
    2,952,509,983.20x = 3,417,403,504,293,958,144
  5. Step 5: Solve for x
    x = 3,417,403,504,293,958,144/2,952,509,983.20
  6. Step 6: Final answer
    x = 1,157,457,053.06

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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.