Home / 477,378,108.73-716,067,361.77-214,755,907.15

Finding the Fourth Proportional to 477,378,108.73, 716,067,361.77 and 214,755,907.15

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Solution

The fourth proportional to 477,378,108.73, 716,067,361.77 and 214,755,907.15 is: 322,133,950.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,378,108.73 : 716,067,361.77 = 214,755,907.15 : x
  2. Step 2: Convert to fraction form
    477,378,108.73/716,067,361.77 = 214,755,907.15/x
  3. Step 3: Cross multiply
    477,378,108.73x = 716,067,361.77 × 214,755,907.15
  4. Step 4: Simplify right side
    477,378,108.73x = 153,779,695,857,423,584
  5. Step 5: Solve for x
    x = 153,779,695,857,423,584/477,378,108.73
  6. Step 6: Final answer
    x = 322,133,950.10

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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.