Home / 77,817,360.48-107,389,982.16-43,010,599.92

Finding the Fourth Proportional to 77,817,360.48, 107,389,982.16 and 43,010,599.92

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Solution

The fourth proportional to 77,817,360.48, 107,389,982.16 and 43,010,599.92 is: 59,355,746.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,817,360.48 : 107,389,982.16 = 43,010,599.92 : x
  2. Step 2: Convert to fraction form
    77,817,360.48/107,389,982.16 = 43,010,599.92/x
  3. Step 3: Cross multiply
    77,817,360.48x = 107,389,982.16 × 43,010,599.92
  4. Step 4: Simplify right side
    77,817,360.48x = 4,618,907,558,099,697
  5. Step 5: Solve for x
    x = 4,618,907,558,099,697/77,817,360.48
  6. Step 6: Final answer
    x = 59,355,746.96

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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.