Home / 108,755,597.40-163,133,396.10-65,757,427.80

Finding the Fourth Proportional to 108,755,597.40, 163,133,396.10 and 65,757,427.80

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Solution

The fourth proportional to 108,755,597.40, 163,133,396.10 and 65,757,427.80 is: 98,636,141.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,755,597.40 : 163,133,396.10 = 65,757,427.80 : x
  2. Step 2: Convert to fraction form
    108,755,597.40/163,133,396.10 = 65,757,427.80/x
  3. Step 3: Cross multiply
    108,755,597.40x = 163,133,396.10 × 65,757,427.80
  4. Step 4: Simplify right side
    108,755,597.40x = 10,727,232,515,814,550
  5. Step 5: Solve for x
    x = 10,727,232,515,814,550/108,755,597.40
  6. Step 6: Final answer
    x = 98,636,141.70

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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.