Home / 786,154,027,259.80-1,179,348,950,179.10-276,122,898,637.53

Finding the Fourth Proportional to 786,154,027,259.80, 1,179,348,950,179.10 and 276,122,898,637.53

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Solution

The fourth proportional to 786,154,027,259.80, 1,179,348,950,179.10 and 276,122,898,637.53 is: 414,225,761,538.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,154,027,259.80 : 1,179,348,950,179.10 = 276,122,898,637.53 : x
  2. Step 2: Convert to fraction form
    786,154,027,259.80/1,179,348,950,179.10 = 276,122,898,637.53/x
  3. Step 3: Cross multiply
    786,154,027,259.80x = 1,179,348,950,179.10 × 276,122,898,637.53
  4. Step 4: Simplify right side
    786,154,027,259.80x = 325,645,250,628,581,115,035,648
  5. Step 5: Solve for x
    x = 325,645,250,628,581,115,035,648/786,154,027,259.80
  6. Step 6: Final answer
    x = 414,225,761,538.92

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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.