Home / 135,326,973.24-186,751,404.90-73,447,312.68

Finding the Fourth Proportional to 135,326,973.24, 186,751,404.90 and 73,447,312.68

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Solution

The fourth proportional to 135,326,973.24, 186,751,404.90 and 73,447,312.68 is: 101,357,390.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,326,973.24 : 186,751,404.90 = 73,447,312.68 : x
  2. Step 2: Convert to fraction form
    135,326,973.24/186,751,404.90 = 73,447,312.68/x
  3. Step 3: Cross multiply
    135,326,973.24x = 186,751,404.90 × 73,447,312.68
  4. Step 4: Simplify right side
    135,326,973.24x = 13,716,388,829,119,586
  5. Step 5: Solve for x
    x = 13,716,388,829,119,586/135,326,973.24
  6. Step 6: Final answer
    x = 101,357,390.18

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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.