Home / 64,655,110.40-96,982,665.60-53,175,984.80

Finding the Fourth Proportional to 64,655,110.40, 96,982,665.60 and 53,175,984.80

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Solution

The fourth proportional to 64,655,110.40, 96,982,665.60 and 53,175,984.80 is: 79,763,977.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,655,110.40 : 96,982,665.60 = 53,175,984.80 : x
  2. Step 2: Convert to fraction form
    64,655,110.40/96,982,665.60 = 53,175,984.80/x
  3. Step 3: Cross multiply
    64,655,110.40x = 96,982,665.60 × 53,175,984.80
  4. Step 4: Simplify right side
    64,655,110.40x = 5,157,148,751,809,082
  5. Step 5: Solve for x
    x = 5,157,148,751,809,082/64,655,110.40
  6. Step 6: Final answer
    x = 79,763,977.20

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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.