Home / 55,342,864.80-82,790,348.40-48,624,400.80

Finding the Fourth Proportional to 55,342,864.80, 82,790,348.40 and 48,624,400.80

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Solution

The fourth proportional to 55,342,864.80, 82,790,348.40 and 48,624,400.80 is: 72,739,839.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,342,864.80 : 82,790,348.40 = 48,624,400.80 : x
  2. Step 2: Convert to fraction form
    55,342,864.80/82,790,348.40 = 48,624,400.80/x
  3. Step 3: Cross multiply
    55,342,864.80x = 82,790,348.40 × 48,624,400.80
  4. Step 4: Simplify right side
    55,342,864.80x = 4,025,631,082,973,239
  5. Step 5: Solve for x
    x = 4,025,631,082,973,239/55,342,864.80
  6. Step 6: Final answer
    x = 72,739,839.14

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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.