Home / 64,655,165.90-96,982,748.85-53,176,040.30

Finding the Fourth Proportional to 64,655,165.90, 96,982,748.85 and 53,176,040.30

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Solution

The fourth proportional to 64,655,165.90, 96,982,748.85 and 53,176,040.30 is: 79,764,060.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,655,165.90 : 96,982,748.85 = 53,176,040.30 : x
  2. Step 2: Convert to fraction form
    64,655,165.90/96,982,748.85 = 53,176,040.30/x
  3. Step 3: Cross multiply
    64,655,165.90x = 96,982,748.85 × 53,176,040.30
  4. Step 4: Simplify right side
    64,655,165.90x = 5,157,158,561,252,378
  5. Step 5: Solve for x
    x = 5,157,158,561,252,378/64,655,165.90
  6. Step 6: Final answer
    x = 79,764,060.45

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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.