Home / 1,493,623,087.78-2,061,145,869.60-824,553,794.80

Finding the Fourth Proportional to 1,493,623,087.78, 2,061,145,869.60 and 824,553,794.80

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Solution

The fourth proportional to 1,493,623,087.78, 2,061,145,869.60 and 824,553,794.80 is: 1,137,854,430.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,623,087.78 : 2,061,145,869.60 = 824,553,794.80 : x
  2. Step 2: Convert to fraction form
    1,493,623,087.78/2,061,145,869.60 = 824,553,794.80/x
  3. Step 3: Cross multiply
    1,493,623,087.78x = 2,061,145,869.60 × 824,553,794.80
  4. Step 4: Simplify right side
    1,493,623,087.78x = 1,699,525,648,414,737,152
  5. Step 5: Solve for x
    x = 1,699,525,648,414,737,152/1,493,623,087.78
  6. Step 6: Final answer
    x = 1,137,854,430.82

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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.