Home / 85,641,390.82-118,181,952.96-46,482,326.79

Finding the Fourth Proportional to 85,641,390.82, 118,181,952.96 and 46,482,326.79

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Solution

The fourth proportional to 85,641,390.82, 118,181,952.96 and 46,482,326.79 is: 64,143,892.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,641,390.82 : 118,181,952.96 = 46,482,326.79 : x
  2. Step 2: Convert to fraction form
    85,641,390.82/118,181,952.96 = 46,482,326.79/x
  3. Step 3: Cross multiply
    85,641,390.82x = 118,181,952.96 × 46,482,326.79
  4. Step 4: Simplify right side
    85,641,390.82x = 5,493,372,157,549,637
  5. Step 5: Solve for x
    x = 5,493,372,157,549,637/85,641,390.82
  6. Step 6: Final answer
    x = 64,143,892.40

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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.