Home / 1,314,936,973.69-1,975,552,085.40-843,160,333.77

Finding the Fourth Proportional to 1,314,936,973.69, 1,975,552,085.40 and 843,160,333.77

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Solution

The fourth proportional to 1,314,936,973.69, 1,975,552,085.40 and 843,160,333.77 is: 1,266,758,170.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,936,973.69 : 1,975,552,085.40 = 843,160,333.77 : x
  2. Step 2: Convert to fraction form
    1,314,936,973.69/1,975,552,085.40 = 843,160,333.77/x
  3. Step 3: Cross multiply
    1,314,936,973.69x = 1,975,552,085.40 × 843,160,333.77
  4. Step 4: Simplify right side
    1,314,936,973.69x = 1,665,707,155,705,883,648
  5. Step 5: Solve for x
    x = 1,665,707,155,705,883,648/1,314,936,973.69
  6. Step 6: Final answer
    x = 1,266,758,170.95

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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.