Home / 99,072,406.80-148,608,610.20-97,637,516.10

Finding the Fourth Proportional to 99,072,406.80, 148,608,610.20 and 97,637,516.10

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Solution

The fourth proportional to 99,072,406.80, 148,608,610.20 and 97,637,516.10 is: 146,456,274.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,072,406.80 : 148,608,610.20 = 97,637,516.10 : x
  2. Step 2: Convert to fraction form
    99,072,406.80/148,608,610.20 = 97,637,516.10/x
  3. Step 3: Cross multiply
    99,072,406.80x = 148,608,610.20 × 97,637,516.10
  4. Step 4: Simplify right side
    99,072,406.80x = 14,509,775,571,001,122
  5. Step 5: Solve for x
    x = 14,509,775,571,001,122/99,072,406.80
  6. Step 6: Final answer
    x = 146,456,274.15

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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.