Home / 701,293,136.87-1,049,842,505.13-424,105,468.49

Finding the Fourth Proportional to 701,293,136.87, 1,049,842,505.13 and 424,105,468.49

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Solution

The fourth proportional to 701,293,136.87, 1,049,842,505.13 and 424,105,468.49 is: 634,889,925.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,293,136.87 : 1,049,842,505.13 = 424,105,468.49 : x
  2. Step 2: Convert to fraction form
    701,293,136.87/1,049,842,505.13 = 424,105,468.49/x
  3. Step 3: Cross multiply
    701,293,136.87x = 1,049,842,505.13 × 424,105,468.49
  4. Step 4: Simplify right side
    701,293,136.87x = 445,243,947,478,873,856
  5. Step 5: Solve for x
    x = 445,243,947,478,873,856/701,293,136.87
  6. Step 6: Final answer
    x = 634,889,925.58

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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.