Home / 676,125,890.80-1,014,944,663.40-523,448,796.40

Finding the Fourth Proportional to 676,125,890.80, 1,014,944,663.40 and 523,448,796.40

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Solution

The fourth proportional to 676,125,890.80, 1,014,944,663.40 and 523,448,796.40 is: 785,758,347.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,125,890.80 : 1,014,944,663.40 = 523,448,796.40 : x
  2. Step 2: Convert to fraction form
    676,125,890.80/1,014,944,663.40 = 523,448,796.40/x
  3. Step 3: Cross multiply
    676,125,890.80x = 1,014,944,663.40 × 523,448,796.40
  4. Step 4: Simplify right side
    676,125,890.80x = 531,271,562,469,333,120
  5. Step 5: Solve for x
    x = 531,271,562,469,333,120/676,125,890.80
  6. Step 6: Final answer
    x = 785,758,347.22

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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.