Home / 970,254,361.50-1,338,951,018.86-552,605,508.42

Finding the Fourth Proportional to 970,254,361.50, 1,338,951,018.86 and 552,605,508.42

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Solution

The fourth proportional to 970,254,361.50, 1,338,951,018.86 and 552,605,508.42 is: 762,595,601.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,254,361.50 : 1,338,951,018.86 = 552,605,508.42 : x
  2. Step 2: Convert to fraction form
    970,254,361.50/1,338,951,018.86 = 552,605,508.42/x
  3. Step 3: Cross multiply
    970,254,361.50x = 1,338,951,018.86 × 552,605,508.42
  4. Step 4: Simplify right side
    970,254,361.50x = 739,911,708,526,607,232
  5. Step 5: Solve for x
    x = 739,911,708,526,607,232/970,254,361.50
  6. Step 6: Final answer
    x = 762,595,601.61

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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.