Home / 97,115,662.80-145,650,166.20-56,086,376.40

Finding the Fourth Proportional to 97,115,662.80, 145,650,166.20 and 56,086,376.40

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Solution

The fourth proportional to 97,115,662.80, 145,650,166.20 and 56,086,376.40 is: 84,116,092.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,115,662.80 : 145,650,166.20 = 56,086,376.40 : x
  2. Step 2: Convert to fraction form
    97,115,662.80/145,650,166.20 = 56,086,376.40/x
  3. Step 3: Cross multiply
    97,115,662.80x = 145,650,166.20 × 56,086,376.40
  4. Step 4: Simplify right side
    97,115,662.80x = 8,168,990,044,215,757
  5. Step 5: Solve for x
    x = 8,168,990,044,215,757/97,115,662.80
  6. Step 6: Final answer
    x = 84,116,092.18

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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.