Home / 92,200,564.45-138,300,846.68-86,909,774.05

Finding the Fourth Proportional to 92,200,564.45, 138,300,846.68 and 86,909,774.05

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Solution

The fourth proportional to 92,200,564.45, 138,300,846.68 and 86,909,774.05 is: 130,364,661.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,200,564.45 : 138,300,846.68 = 86,909,774.05 : x
  2. Step 2: Convert to fraction form
    92,200,564.45/138,300,846.68 = 86,909,774.05/x
  3. Step 3: Cross multiply
    92,200,564.45x = 138,300,846.68 × 86,909,774.05
  4. Step 4: Simplify right side
    92,200,564.45x = 12,019,695,335,447,944
  5. Step 5: Solve for x
    x = 12,019,695,335,447,944/92,200,564.45
  6. Step 6: Final answer
    x = 130,364,661.08

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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.