Home / 97,821,720.80-146,732,581.20-96,310,066.40

Finding the Fourth Proportional to 97,821,720.80, 146,732,581.20 and 96,310,066.40

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Solution

The fourth proportional to 97,821,720.80, 146,732,581.20 and 96,310,066.40 is: 144,465,099.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,821,720.80 : 146,732,581.20 = 96,310,066.40 : x
  2. Step 2: Convert to fraction form
    97,821,720.80/146,732,581.20 = 96,310,066.40/x
  3. Step 3: Cross multiply
    97,821,720.80x = 146,732,581.20 × 96,310,066.40
  4. Step 4: Simplify right side
    97,821,720.80x = 14,131,824,638,415,392
  5. Step 5: Solve for x
    x = 14,131,824,638,415,392/97,821,720.80
  6. Step 6: Final answer
    x = 144,465,099.60

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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.