Home / 923,542,872.66-1,274,473,411.65-500,153,094.77

Finding the Fourth Proportional to 923,542,872.66, 1,274,473,411.65 and 500,153,094.77

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Solution

The fourth proportional to 923,542,872.66, 1,274,473,411.65 and 500,153,094.77 is: 690,202,739.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,542,872.66 : 1,274,473,411.65 = 500,153,094.77 : x
  2. Step 2: Convert to fraction form
    923,542,872.66/1,274,473,411.65 = 500,153,094.77/x
  3. Step 3: Cross multiply
    923,542,872.66x = 1,274,473,411.65 × 500,153,094.77
  4. Step 4: Simplify right side
    923,542,872.66x = 637,431,821,032,455,296
  5. Step 5: Solve for x
    x = 637,431,821,032,455,296/923,542,872.66
  6. Step 6: Final answer
    x = 690,202,739.80

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.