Home / 497,908,043.80-746,862,065.70-352,505,786.20

Finding the Fourth Proportional to 497,908,043.80, 746,862,065.70 and 352,505,786.20

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Solution

The fourth proportional to 497,908,043.80, 746,862,065.70 and 352,505,786.20 is: 528,758,679.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,908,043.80 : 746,862,065.70 = 352,505,786.20 : x
  2. Step 2: Convert to fraction form
    497,908,043.80/746,862,065.70 = 352,505,786.20/x
  3. Step 3: Cross multiply
    497,908,043.80x = 746,862,065.70 × 352,505,786.20
  4. Step 4: Simplify right side
    497,908,043.80x = 263,273,199,652,534,560
  5. Step 5: Solve for x
    x = 263,273,199,652,534,560/497,908,043.80
  6. Step 6: Final answer
    x = 528,758,679.30

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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.