Home / 64,683,380.40-97,025,070.60-53,204,254.80

Finding the Fourth Proportional to 64,683,380.40, 97,025,070.60 and 53,204,254.80

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Solution

The fourth proportional to 64,683,380.40, 97,025,070.60 and 53,204,254.80 is: 79,806,382.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,683,380.40 : 97,025,070.60 = 53,204,254.80 : x
  2. Step 2: Convert to fraction form
    64,683,380.40/97,025,070.60 = 53,204,254.80/x
  3. Step 3: Cross multiply
    64,683,380.40x = 97,025,070.60 × 53,204,254.80
  4. Step 4: Simplify right side
    64,683,380.40x = 5,162,146,578,190,388
  5. Step 5: Solve for x
    x = 5,162,146,578,190,388/64,683,380.40
  6. Step 6: Final answer
    x = 79,806,382.20

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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.