Home / 1,658,597,698.69-2,488,245,958.35-538,033,860.47

Finding the Fourth Proportional to 1,658,597,698.69, 2,488,245,958.35 and 538,033,860.47

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Solution

The fourth proportional to 1,658,597,698.69, 2,488,245,958.35 and 538,033,860.47 is: 807,164,136.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,597,698.69 : 2,488,245,958.35 = 538,033,860.47 : x
  2. Step 2: Convert to fraction form
    1,658,597,698.69/2,488,245,958.35 = 538,033,860.47/x
  3. Step 3: Cross multiply
    1,658,597,698.69x = 2,488,245,958.35 × 538,033,860.47
  4. Step 4: Simplify right side
    1,658,597,698.69x = 1,338,760,578,769,925,376
  5. Step 5: Solve for x
    x = 1,338,760,578,769,925,376/1,658,597,698.69
  6. Step 6: Final answer
    x = 807,164,136.20

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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.