Home / 77,450,080,603.57-116,208,912,570.41-27,121,636,727.90

Finding the Fourth Proportional to 77,450,080,603.57, 116,208,912,570.41 and 27,121,636,727.90

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Solution

The fourth proportional to 77,450,080,603.57, 116,208,912,570.41 and 27,121,636,727.90 is: 40,694,288,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,450,080,603.57 : 116,208,912,570.41 = 27,121,636,727.90 : x
  2. Step 2: Convert to fraction form
    77,450,080,603.57/116,208,912,570.41 = 27,121,636,727.90/x
  3. Step 3: Cross multiply
    77,450,080,603.57x = 116,208,912,570.41 × 27,121,636,727.90
  4. Step 4: Simplify right side
    77,450,080,603.57x = 3,151,775,911,278,952,316,928
  5. Step 5: Solve for x
    x = 3,151,775,911,278,952,316,928/77,450,080,603.57
  6. Step 6: Final answer
    x = 40,694,288,330.20

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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.