Home / 452,008,949.16-678,015,709.24-141,090,502

Finding the Fourth Proportional to 452,008,949.16, 678,015,709.24 and 141,090,502

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Solution

The fourth proportional to 452,008,949.16, 678,015,709.24 and 141,090,502 is: 211,636,466.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,008,949.16 : 678,015,709.24 = 141,090,502 : x
  2. Step 2: Convert to fraction form
    452,008,949.16/678,015,709.24 = 141,090,502/x
  3. Step 3: Cross multiply
    452,008,949.16x = 678,015,709.24 × 141,090,502
  4. Step 4: Simplify right side
    452,008,949.16x = 95,661,576,780,557,632
  5. Step 5: Solve for x
    x = 95,661,576,780,557,632/452,008,949.16
  6. Step 6: Final answer
    x = 211,636,466.40

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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.