Home / 108,897,786.30-163,346,679.45-98,820,090.30

Finding the Fourth Proportional to 108,897,786.30, 163,346,679.45 and 98,820,090.30

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Solution

The fourth proportional to 108,897,786.30, 163,346,679.45 and 98,820,090.30 is: 148,230,135.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,897,786.30 : 163,346,679.45 = 98,820,090.30 : x
  2. Step 2: Convert to fraction form
    108,897,786.30/163,346,679.45 = 98,820,090.30/x
  3. Step 3: Cross multiply
    108,897,786.30x = 163,346,679.45 × 98,820,090.30
  4. Step 4: Simplify right side
    108,897,786.30x = 16,141,933,613,454,152
  5. Step 5: Solve for x
    x = 16,141,933,613,454,152/108,897,786.30
  6. Step 6: Final answer
    x = 148,230,135.45

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1.5x scale

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.