Home / 418,886,129,853.36-578,064,624,593.05-235,985,426,086.33

Finding the Fourth Proportional to 418,886,129,853.36, 578,064,624,593.05 and 235,985,426,086.33

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Solution

The fourth proportional to 418,886,129,853.36, 578,064,624,593.05 and 235,985,426,086.33 is: 325,660,882,559.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,886,129,853.36 : 578,064,624,593.05 = 235,985,426,086.33 : x
  2. Step 2: Convert to fraction form
    418,886,129,853.36/578,064,624,593.05 = 235,985,426,086.33/x
  3. Step 3: Cross multiply
    418,886,129,853.36x = 578,064,624,593.05 × 235,985,426,086.33
  4. Step 4: Simplify right side
    418,886,129,853.36x = 136,414,826,740,025,311,363,072
  5. Step 5: Solve for x
    x = 136,414,826,740,025,311,363,072/418,886,129,853.36
  6. Step 6: Final answer
    x = 325,660,882,559.61

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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.