Home / 453,777,881.70-680,666,822.55-443,700,185.70

Finding the Fourth Proportional to 453,777,881.70, 680,666,822.55 and 443,700,185.70

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Solution

The fourth proportional to 453,777,881.70, 680,666,822.55 and 443,700,185.70 is: 665,550,278.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,777,881.70 : 680,666,822.55 = 443,700,185.70 : x
  2. Step 2: Convert to fraction form
    453,777,881.70/680,666,822.55 = 443,700,185.70/x
  3. Step 3: Cross multiply
    453,777,881.70x = 680,666,822.55 × 443,700,185.70
  4. Step 4: Simplify right side
    453,777,881.70x = 302,011,995,565,263,936
  5. Step 5: Solve for x
    x = 302,011,995,565,263,936/453,777,881.70
  6. Step 6: Final answer
    x = 665,550,278.55

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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.