Home / 55,342,906.80-82,790,411.40-48,624,442.80

Finding the Fourth Proportional to 55,342,906.80, 82,790,411.40 and 48,624,442.80

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Solution

The fourth proportional to 55,342,906.80, 82,790,411.40 and 48,624,442.80 is: 72,739,902.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,342,906.80 : 82,790,411.40 = 48,624,442.80 : x
  2. Step 2: Convert to fraction form
    55,342,906.80/82,790,411.40 = 48,624,442.80/x
  3. Step 3: Cross multiply
    55,342,906.80x = 82,790,411.40 × 48,624,442.80
  4. Step 4: Simplify right side
    55,342,906.80x = 4,025,637,623,507,768
  5. Step 5: Solve for x
    x = 4,025,637,623,507,768/55,342,906.80
  6. Step 6: Final answer
    x = 72,739,902.12

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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.