Home / 76,344,564.48-105,358,412.16-43,755,820.80

Finding the Fourth Proportional to 76,344,564.48, 105,358,412.16 and 43,755,820.80

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Solution

The fourth proportional to 76,344,564.48, 105,358,412.16 and 43,755,820.80 is: 60,384,702.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,344,564.48 : 105,358,412.16 = 43,755,820.80 : x
  2. Step 2: Convert to fraction form
    76,344,564.48/105,358,412.16 = 43,755,820.80/x
  3. Step 3: Cross multiply
    76,344,564.48x = 105,358,412.16 × 43,755,820.80
  4. Step 4: Simplify right side
    76,344,564.48x = 4,610,043,802,245,500
  5. Step 5: Solve for x
    x = 4,610,043,802,245,500/76,344,564.48
  6. Step 6: Final answer
    x = 60,384,702.35

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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.