Home / 54,727,631,954.74-75,532,061,073.91-30,643,205,668.01

Finding the Fourth Proportional to 54,727,631,954.74, 75,532,061,073.91 and 30,643,205,668.01

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Solution

The fourth proportional to 54,727,631,954.74, 75,532,061,073.91 and 30,643,205,668.01 is: 42,292,063,430.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,727,631,954.74 : 75,532,061,073.91 = 30,643,205,668.01 : x
  2. Step 2: Convert to fraction form
    54,727,631,954.74/75,532,061,073.91 = 30,643,205,668.01/x
  3. Step 3: Cross multiply
    54,727,631,954.74x = 75,532,061,073.91 × 30,643,205,668.01
  4. Step 4: Simplify right side
    54,727,631,954.74x = 2,314,544,482,015,985,532,928
  5. Step 5: Solve for x
    x = 2,314,544,482,015,985,532,928/54,727,631,954.74
  6. Step 6: Final answer
    x = 42,292,063,430.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.