Home / 777,725,239.04-1,166,703,858.56-286,400,730.88

Finding the Fourth Proportional to 777,725,239.04, 1,166,703,858.56 and 286,400,730.88

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Solution

The fourth proportional to 777,725,239.04, 1,166,703,858.56 and 286,400,730.88 is: 429,643,813.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,725,239.04 : 1,166,703,858.56 = 286,400,730.88 : x
  2. Step 2: Convert to fraction form
    777,725,239.04/1,166,703,858.56 = 286,400,730.88/x
  3. Step 3: Cross multiply
    777,725,239.04x = 1,166,703,858.56 × 286,400,730.88
  4. Step 4: Simplify right side
    777,725,239.04x = 334,144,837,812,100,096
  5. Step 5: Solve for x
    x = 334,144,837,812,100,096/777,725,239.04
  6. Step 6: Final answer
    x = 429,643,813.83

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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.