Home / 632,819,816,515.28-873,366,213,061.77-375,903,728,795.18

Finding the Fourth Proportional to 632,819,816,515.28, 873,366,213,061.77 and 375,903,728,795.18

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Solution

The fourth proportional to 632,819,816,515.28, 873,366,213,061.77 and 375,903,728,795.18 is: 518,791,617,338.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,819,816,515.28 : 873,366,213,061.77 = 375,903,728,795.18 : x
  2. Step 2: Convert to fraction form
    632,819,816,515.28/873,366,213,061.77 = 375,903,728,795.18/x
  3. Step 3: Cross multiply
    632,819,816,515.28x = 873,366,213,061.77 × 375,903,728,795.18
  4. Step 4: Simplify right side
    632,819,816,515.28x = 328,301,616,093,644,997,001,216
  5. Step 5: Solve for x
    x = 328,301,616,093,644,997,001,216/632,819,816,515.28
  6. Step 6: Final answer
    x = 518,791,617,338.23

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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.