Home / 152,765,747,427.01-210,807,232,591.46-84,173,322,041.63

Finding the Fourth Proportional to 152,765,747,427.01, 210,807,232,591.46 and 84,173,322,041.63

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Solution

The fourth proportional to 152,765,747,427.01, 210,807,232,591.46 and 84,173,322,041.63 is: 116,153,950,584.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,765,747,427.01 : 210,807,232,591.46 = 84,173,322,041.63 : x
  2. Step 2: Convert to fraction form
    152,765,747,427.01/210,807,232,591.46 = 84,173,322,041.63/x
  3. Step 3: Cross multiply
    152,765,747,427.01x = 210,807,232,591.46 × 84,173,322,041.63
  4. Step 4: Simplify right side
    152,765,747,427.01x = 17,744,345,077,625,762,349,056
  5. Step 5: Solve for x
    x = 17,744,345,077,625,762,349,056/152,765,747,427.01
  6. Step 6: Final answer
    x = 116,153,950,584.40

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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.