Home / 45,687,111.40-68,530,667.10-43,671,572.20

Finding the Fourth Proportional to 45,687,111.40, 68,530,667.10 and 43,671,572.20

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Solution

The fourth proportional to 45,687,111.40, 68,530,667.10 and 43,671,572.20 is: 65,507,358.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,687,111.40 : 68,530,667.10 = 43,671,572.20 : x
  2. Step 2: Convert to fraction form
    45,687,111.40/68,530,667.10 = 43,671,572.20/x
  3. Step 3: Cross multiply
    45,687,111.40x = 68,530,667.10 × 43,671,572.20
  4. Step 4: Simplify right side
    45,687,111.40x = 2,992,841,976,171,814.50
  5. Step 5: Solve for x
    x = 2,992,841,976,171,814.50/45,687,111.40
  6. Step 6: Final answer
    x = 65,507,358.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.