Home / 99,189,136.70-148,642,407.76-73,076,077.87

Finding the Fourth Proportional to 99,189,136.70, 148,642,407.76 and 73,076,077.87

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Solution

The fourth proportional to 99,189,136.70, 148,642,407.76 and 73,076,077.87 is: 109,510,018.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,189,136.70 : 148,642,407.76 = 73,076,077.87 : x
  2. Step 2: Convert to fraction form
    99,189,136.70/148,642,407.76 = 73,076,077.87/x
  3. Step 3: Cross multiply
    99,189,136.70x = 148,642,407.76 × 73,076,077.87
  4. Step 4: Simplify right side
    99,189,136.70x = 10,862,204,164,254,052
  5. Step 5: Solve for x
    x = 10,862,204,164,254,052/99,189,136.70
  6. Step 6: Final answer
    x = 109,510,018.19

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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.