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Finding the Fourth Proportional to 274,141,746.22, 411,214,019.01 and 92,390,498.86

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Solution

The fourth proportional to 274,141,746.22, 411,214,019.01 and 92,390,498.86 is: 138,586,220.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,141,746.22 : 411,214,019.01 = 92,390,498.86 : x
  2. Step 2: Convert to fraction form
    274,141,746.22/411,214,019.01 = 92,390,498.86/x
  3. Step 3: Cross multiply
    274,141,746.22x = 411,214,019.01 × 92,390,498.86
  4. Step 4: Simplify right side
    274,141,746.22x = 37,992,268,354,559,424
  5. Step 5: Solve for x
    x = 37,992,268,354,559,424/274,141,746.22
  6. Step 6: Final answer
    x = 138,586,220.01

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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.