Home / 172,327,130.50-257,146,622.50-153,755,426.53

Finding the Fourth Proportional to 172,327,130.50, 257,146,622.50 and 153,755,426.53

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Solution

The fourth proportional to 172,327,130.50, 257,146,622.50 and 153,755,426.53 is: 229,433,917.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,327,130.50 : 257,146,622.50 = 153,755,426.53 : x
  2. Step 2: Convert to fraction form
    172,327,130.50/257,146,622.50 = 153,755,426.53/x
  3. Step 3: Cross multiply
    172,327,130.50x = 257,146,622.50 × 153,755,426.53
  4. Step 4: Simplify right side
    172,327,130.50x = 39,537,688,623,857,936
  5. Step 5: Solve for x
    x = 39,537,688,623,857,936/172,327,130.50
  6. Step 6: Final answer
    x = 229,433,917.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.