Home / 539,136,472.70-808,704,709.05-449,556,952.70

Finding the Fourth Proportional to 539,136,472.70, 808,704,709.05 and 449,556,952.70

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Solution

The fourth proportional to 539,136,472.70, 808,704,709.05 and 449,556,952.70 is: 674,335,429.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,136,472.70 : 808,704,709.05 = 449,556,952.70 : x
  2. Step 2: Convert to fraction form
    539,136,472.70/808,704,709.05 = 449,556,952.70/x
  3. Step 3: Cross multiply
    539,136,472.70x = 808,704,709.05 × 449,556,952.70
  4. Step 4: Simplify right side
    539,136,472.70x = 363,558,824,634,658,112
  5. Step 5: Solve for x
    x = 363,558,824,634,658,112/539,136,472.70
  6. Step 6: Final answer
    x = 674,335,429.05

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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.