Home / 283,537,879.48-425,369,283.90-86,802,780.76

Finding the Fourth Proportional to 283,537,879.48, 425,369,283.90 and 86,802,780.76

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Solution

The fourth proportional to 283,537,879.48, 425,369,283.90 and 86,802,780.76 is: 130,223,294.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,537,879.48 : 425,369,283.90 = 86,802,780.76 : x
  2. Step 2: Convert to fraction form
    283,537,879.48/425,369,283.90 = 86,802,780.76/x
  3. Step 3: Cross multiply
    283,537,879.48x = 425,369,283.90 × 86,802,780.76
  4. Step 4: Simplify right side
    283,537,879.48x = 36,923,236,692,409,896
  5. Step 5: Solve for x
    x = 36,923,236,692,409,896/283,537,879.48
  6. Step 6: Final answer
    x = 130,223,294.19

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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.