Home / 771,154,845.88-1,064,224,200.36-432,066,245.98

Finding the Fourth Proportional to 771,154,845.88, 1,064,224,200.36 and 432,066,245.98

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Solution

The fourth proportional to 771,154,845.88, 1,064,224,200.36 and 432,066,245.98 is: 596,268,515.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,154,845.88 : 1,064,224,200.36 = 432,066,245.98 : x
  2. Step 2: Convert to fraction form
    771,154,845.88/1,064,224,200.36 = 432,066,245.98/x
  3. Step 3: Cross multiply
    771,154,845.88x = 1,064,224,200.36 × 432,066,245.98
  4. Step 4: Simplify right side
    771,154,845.88x = 459,815,355,130,612,608
  5. Step 5: Solve for x
    x = 459,815,355,130,612,608/771,154,845.88
  6. Step 6: Final answer
    x = 596,268,515.44

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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.