Home / 181,749,155,130.40-272,494,738,186.80-69,910,916,000.80

Finding the Fourth Proportional to 181,749,155,130.40, 272,494,738,186.80 and 69,910,916,000.80

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Solution

The fourth proportional to 181,749,155,130.40, 272,494,738,186.80 and 69,910,916,000.80 is: 104,816,755,480.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,749,155,130.40 : 272,494,738,186.80 = 69,910,916,000.80 : x
  2. Step 2: Convert to fraction form
    181,749,155,130.40/272,494,738,186.80 = 69,910,916,000.80/x
  3. Step 3: Cross multiply
    181,749,155,130.40x = 272,494,738,186.80 × 69,910,916,000.80
  4. Step 4: Simplify right side
    181,749,155,130.40x = 19,050,356,752,037,361,745,920
  5. Step 5: Solve for x
    x = 19,050,356,752,037,361,745,920/181,749,155,130.40
  6. Step 6: Final answer
    x = 104,816,755,480.21

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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.