Home / 925,963,468.25-1,277,830,985.97-502,577,281.55

Finding the Fourth Proportional to 925,963,468.25, 1,277,830,985.97 and 502,577,281.55

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Solution

The fourth proportional to 925,963,468.25, 1,277,830,985.97 and 502,577,281.55 is: 693,557,408.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,963,468.25 : 1,277,830,985.97 = 502,577,281.55 : x
  2. Step 2: Convert to fraction form
    925,963,468.25/1,277,830,985.97 = 502,577,281.55/x
  3. Step 3: Cross multiply
    925,963,468.25x = 1,277,830,985.97 × 502,577,281.55
  4. Step 4: Simplify right side
    925,963,468.25x = 642,208,823,202,769,664
  5. Step 5: Solve for x
    x = 642,208,823,202,769,664/925,963,468.25
  6. Step 6: Final answer
    x = 693,557,408.29

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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.