Home / 786,154,027,264.28-1,179,348,950,186-276,122,898,642.06

Finding the Fourth Proportional to 786,154,027,264.28, 1,179,348,950,186 and 276,122,898,642.06

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Solution

The fourth proportional to 786,154,027,264.28, 1,179,348,950,186 and 276,122,898,642.06 is: 414,225,761,545.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,154,027,264.28 : 1,179,348,950,186 = 276,122,898,642.06 : x
  2. Step 2: Convert to fraction form
    786,154,027,264.28/1,179,348,950,186 = 276,122,898,642.06/x
  3. Step 3: Cross multiply
    786,154,027,264.28x = 1,179,348,950,186 × 276,122,898,642.06
  4. Step 4: Simplify right side
    786,154,027,264.28x = 325,645,250,635,828,738,129,920
  5. Step 5: Solve for x
    x = 325,645,250,635,828,738,129,920/786,154,027,264.28
  6. Step 6: Final answer
    x = 414,225,761,545.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.