Home / 1,760,372,605.60-2,640,558,908.40-533,381,624.80

Finding the Fourth Proportional to 1,760,372,605.60, 2,640,558,908.40 and 533,381,624.80

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Solution

The fourth proportional to 1,760,372,605.60, 2,640,558,908.40 and 533,381,624.80 is: 800,072,437.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,372,605.60 : 2,640,558,908.40 = 533,381,624.80 : x
  2. Step 2: Convert to fraction form
    1,760,372,605.60/2,640,558,908.40 = 533,381,624.80/x
  3. Step 3: Cross multiply
    1,760,372,605.60x = 2,640,558,908.40 × 533,381,624.80
  4. Step 4: Simplify right side
    1,760,372,605.60x = 1,408,425,600,942,506,496
  5. Step 5: Solve for x
    x = 1,408,425,600,942,506,496/1,760,372,605.60
  6. Step 6: Final answer
    x = 800,072,437.20

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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.