Home / 283,559,549.30-391,302,510.23-156,405,265.68

Finding the Fourth Proportional to 283,559,549.30, 391,302,510.23 and 156,405,265.68

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Solution

The fourth proportional to 283,559,549.30, 391,302,510.23 and 156,405,265.68 is: 215,833,934.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,559,549.30 : 391,302,510.23 = 156,405,265.68 : x
  2. Step 2: Convert to fraction form
    283,559,549.30/391,302,510.23 = 156,405,265.68/x
  3. Step 3: Cross multiply
    283,559,549.30x = 391,302,510.23 × 156,405,265.68
  4. Step 4: Simplify right side
    283,559,549.30x = 61,201,773,072,992,048
  5. Step 5: Solve for x
    x = 61,201,773,072,992,048/283,559,549.30
  6. Step 6: Final answer
    x = 215,833,934.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.