Home / 854,432,859.68-1,179,140,531.64-483,210,404

Finding the Fourth Proportional to 854,432,859.68, 1,179,140,531.64 and 483,210,404

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Solution

The fourth proportional to 854,432,859.68, 1,179,140,531.64 and 483,210,404 is: 666,843,469.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,432,859.68 : 1,179,140,531.64 = 483,210,404 : x
  2. Step 2: Convert to fraction form
    854,432,859.68/1,179,140,531.64 = 483,210,404/x
  3. Step 3: Cross multiply
    854,432,859.68x = 1,179,140,531.64 × 483,210,404
  4. Step 4: Simplify right side
    854,432,859.68x = 569,772,972,666,539,264
  5. Step 5: Solve for x
    x = 569,772,972,666,539,264/854,432,859.68
  6. Step 6: Final answer
    x = 666,843,469.57

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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.