Home / 65,172,544.80-97,758,817.20-64,164,775.20

Finding the Fourth Proportional to 65,172,544.80, 97,758,817.20 and 64,164,775.20

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Solution

The fourth proportional to 65,172,544.80, 97,758,817.20 and 64,164,775.20 is: 96,247,162.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,172,544.80 : 97,758,817.20 = 64,164,775.20 : x
  2. Step 2: Convert to fraction form
    65,172,544.80/97,758,817.20 = 64,164,775.20/x
  3. Step 3: Cross multiply
    65,172,544.80x = 97,758,817.20 × 64,164,775.20
  4. Step 4: Simplify right side
    65,172,544.80x = 6,272,672,529,455,894
  5. Step 5: Solve for x
    x = 6,272,672,529,455,894/65,172,544.80
  6. Step 6: Final answer
    x = 96,247,162.80

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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.