Home / 152,765,747,234.82-210,807,232,326.40-84,173,321,849.57

Finding the Fourth Proportional to 152,765,747,234.82, 210,807,232,326.40 and 84,173,321,849.57

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Solution

The fourth proportional to 152,765,747,234.82, 210,807,232,326.40 and 84,173,321,849.57 is: 116,153,950,319.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,765,747,234.82 : 210,807,232,326.40 = 84,173,321,849.57 : x
  2. Step 2: Convert to fraction form
    152,765,747,234.82/210,807,232,326.40 = 84,173,321,849.57/x
  3. Step 3: Cross multiply
    152,765,747,234.82x = 210,807,232,326.40 × 84,173,321,849.57
  4. Step 4: Simplify right side
    152,765,747,234.82x = 17,744,345,014,827,567,022,080
  5. Step 5: Solve for x
    x = 17,744,345,014,827,567,022,080/152,765,747,234.82
  6. Step 6: Final answer
    x = 116,153,950,319.45

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1.5x scale

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.