Home / 932,403,801.37-1,286,710,700.20-509,017,462.55

Finding the Fourth Proportional to 932,403,801.37, 1,286,710,700.20 and 509,017,462.55

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Solution

The fourth proportional to 932,403,801.37, 1,286,710,700.20 and 509,017,462.55 is: 702,440,524.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,403,801.37 : 1,286,710,700.20 = 509,017,462.55 : x
  2. Step 2: Convert to fraction form
    932,403,801.37/1,286,710,700.20 = 509,017,462.55/x
  3. Step 3: Cross multiply
    932,403,801.37x = 1,286,710,700.20 × 509,017,462.55
  4. Step 4: Simplify right side
    932,403,801.37x = 654,958,215,645,304,320
  5. Step 5: Solve for x
    x = 654,958,215,645,304,320/932,403,801.37
  6. Step 6: Final answer
    x = 702,440,524.89

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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.