Home / 595,563,786.40-893,345,679.60-457,814,279.20

Finding the Fourth Proportional to 595,563,786.40, 893,345,679.60 and 457,814,279.20

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Solution

The fourth proportional to 595,563,786.40, 893,345,679.60 and 457,814,279.20 is: 686,721,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,563,786.40 : 893,345,679.60 = 457,814,279.20 : x
  2. Step 2: Convert to fraction form
    595,563,786.40/893,345,679.60 = 457,814,279.20/x
  3. Step 3: Cross multiply
    595,563,786.40x = 893,345,679.60 × 457,814,279.20
  4. Step 4: Simplify right side
    595,563,786.40x = 408,986,408,382,508,160
  5. Step 5: Solve for x
    x = 408,986,408,382,508,160/595,563,786.40
  6. Step 6: Final answer
    x = 686,721,418.80

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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.