Home / 109,391,826.40-163,985,096.40-41,280,287.20

Finding the Fourth Proportional to 109,391,826.40, 163,985,096.40 and 41,280,287.20

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Solution

The fourth proportional to 109,391,826.40, 163,985,096.40 and 41,280,287.20 is: 61,881,697.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,391,826.40 : 163,985,096.40 = 41,280,287.20 : x
  2. Step 2: Convert to fraction form
    109,391,826.40/163,985,096.40 = 41,280,287.20/x
  3. Step 3: Cross multiply
    109,391,826.40x = 163,985,096.40 × 41,280,287.20
  4. Step 4: Simplify right side
    109,391,826.40x = 6,769,351,875,911,687
  5. Step 5: Solve for x
    x = 6,769,351,875,911,687/109,391,826.40
  6. Step 6: Final answer
    x = 61,881,697.19

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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.