Home / 181,738,123.55-272,681,834.93-66,777,739.55

Finding the Fourth Proportional to 181,738,123.55, 272,681,834.93 and 66,777,739.55

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Solution

The fourth proportional to 181,738,123.55, 272,681,834.93 and 66,777,739.55 is: 100,194,038.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,738,123.55 : 272,681,834.93 = 66,777,739.55 : x
  2. Step 2: Convert to fraction form
    181,738,123.55/272,681,834.93 = 66,777,739.55/x
  3. Step 3: Cross multiply
    181,738,123.55x = 272,681,834.93 × 66,777,739.55
  4. Step 4: Simplify right side
    181,738,123.55x = 18,209,076,552,637,744
  5. Step 5: Solve for x
    x = 18,209,076,552,637,744/181,738,123.55
  6. Step 6: Final answer
    x = 100,194,038.53

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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.