Home / 154,411,569.80-231,617,354.70-52,174,131.20

Finding the Fourth Proportional to 154,411,569.80, 231,617,354.70 and 52,174,131.20

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Solution

The fourth proportional to 154,411,569.80, 231,617,354.70 and 52,174,131.20 is: 78,261,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,411,569.80 : 231,617,354.70 = 52,174,131.20 : x
  2. Step 2: Convert to fraction form
    154,411,569.80/231,617,354.70 = 52,174,131.20/x
  3. Step 3: Cross multiply
    154,411,569.80x = 231,617,354.70 × 52,174,131.20
  4. Step 4: Simplify right side
    154,411,569.80x = 12,084,434,252,314,736
  5. Step 5: Solve for x
    x = 12,084,434,252,314,736/154,411,569.80
  6. Step 6: Final answer
    x = 78,261,196.80

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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.