Home / 135,037,570.58-186,352,036.49-73,157,909.14

Finding the Fourth Proportional to 135,037,570.58, 186,352,036.49 and 73,157,909.14

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Solution

The fourth proportional to 135,037,570.58, 186,352,036.49 and 73,157,909.14 is: 100,958,017.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,037,570.58 : 186,352,036.49 = 73,157,909.14 : x
  2. Step 2: Convert to fraction form
    135,037,570.58/186,352,036.49 = 73,157,909.14/x
  3. Step 3: Cross multiply
    135,037,570.58x = 186,352,036.49 × 73,157,909.14
  4. Step 4: Simplify right side
    135,037,570.58x = 13,633,125,353,171,182
  5. Step 5: Solve for x
    x = 13,633,125,353,171,182/135,037,570.58
  6. Step 6: Final answer
    x = 100,958,017.05

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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.