Home / 748,118,776,577.05-1,122,064,780,783.80-203,609,705,785.64

Finding the Fourth Proportional to 748,118,776,577.05, 1,122,064,780,783.80 and 203,609,705,785.64

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Solution

The fourth proportional to 748,118,776,577.05, 1,122,064,780,783.80 and 203,609,705,785.64 is: 305,383,699,809.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,118,776,577.05 : 1,122,064,780,783.80 = 203,609,705,785.64 : x
  2. Step 2: Convert to fraction form
    748,118,776,577.05/1,122,064,780,783.80 = 203,609,705,785.64/x
  3. Step 3: Cross multiply
    748,118,776,577.05x = 1,122,064,780,783.80 × 203,609,705,785.64
  4. Step 4: Simplify right side
    748,118,776,577.05x = 228,463,279,887,818,181,050,368
  5. Step 5: Solve for x
    x = 228,463,279,887,818,181,050,368/748,118,776,577.05
  6. Step 6: Final answer
    x = 305,383,699,809.18

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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.