Home / 925,963,473.51-1,277,830,993.23-502,577,286.80

Finding the Fourth Proportional to 925,963,473.51, 1,277,830,993.23 and 502,577,286.80

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Solution

The fourth proportional to 925,963,473.51, 1,277,830,993.23 and 502,577,286.80 is: 693,557,415.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,963,473.51 : 1,277,830,993.23 = 502,577,286.80 : x
  2. Step 2: Convert to fraction form
    925,963,473.51/1,277,830,993.23 = 502,577,286.80/x
  3. Step 3: Cross multiply
    925,963,473.51x = 1,277,830,993.23 × 502,577,286.80
  4. Step 4: Simplify right side
    925,963,473.51x = 642,208,833,560,093,440
  5. Step 5: Solve for x
    x = 642,208,833,560,093,440/925,963,473.51
  6. Step 6: Final answer
    x = 693,557,415.53

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1.5x scale

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.