Home / 161,525,237.55-242,323,285.73-79,683,323.55

Finding the Fourth Proportional to 161,525,237.55, 242,323,285.73 and 79,683,323.55

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Solution

The fourth proportional to 161,525,237.55, 242,323,285.73 and 79,683,323.55 is: 119,542,463.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,525,237.55 : 242,323,285.73 = 79,683,323.55 : x
  2. Step 2: Convert to fraction form
    161,525,237.55/242,323,285.73 = 79,683,323.55/x
  3. Step 3: Cross multiply
    161,525,237.55x = 242,323,285.73 × 79,683,323.55
  4. Step 4: Simplify right side
    161,525,237.55x = 19,309,124,780,124,272
  5. Step 5: Solve for x
    x = 19,309,124,780,124,272/161,525,237.55
  6. Step 6: Final answer
    x = 119,542,463.29

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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.