Home / 585,010,344,969.81-807,320,820,894.12-324,592,769,422.53

Finding the Fourth Proportional to 585,010,344,969.81, 807,320,820,894.12 and 324,592,769,422.53

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Solution

The fourth proportional to 585,010,344,969.81, 807,320,820,894.12 and 324,592,769,422.53 is: 447,941,653,202.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,010,344,969.81 : 807,320,820,894.12 = 324,592,769,422.53 : x
  2. Step 2: Convert to fraction form
    585,010,344,969.81/807,320,820,894.12 = 324,592,769,422.53/x
  3. Step 3: Cross multiply
    585,010,344,969.81x = 807,320,820,894.12 × 324,592,769,422.53
  4. Step 4: Simplify right side
    585,010,344,969.81x = 262,050,501,066,492,741,681,152
  5. Step 5: Solve for x
    x = 262,050,501,066,492,741,681,152/585,010,344,969.81
  6. Step 6: Final answer
    x = 447,941,653,202.76

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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.