Home / 632,819,816,513.55-873,366,213,059.40-375,903,728,793.42

Finding the Fourth Proportional to 632,819,816,513.55, 873,366,213,059.40 and 375,903,728,793.42

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Solution

The fourth proportional to 632,819,816,513.55, 873,366,213,059.40 and 375,903,728,793.42 is: 518,791,617,335.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,819,816,513.55 : 873,366,213,059.40 = 375,903,728,793.42 : x
  2. Step 2: Convert to fraction form
    632,819,816,513.55/873,366,213,059.40 = 375,903,728,793.42/x
  3. Step 3: Cross multiply
    632,819,816,513.55x = 873,366,213,059.40 × 375,903,728,793.42
  4. Step 4: Simplify right side
    632,819,816,513.55x = 328,301,616,091,216,931,192,832
  5. Step 5: Solve for x
    x = 328,301,616,091,216,931,192,832/632,819,816,513.55
  6. Step 6: Final answer
    x = 518,791,617,335.81

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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.