Home / 108,693,481.19-149,997,656.36-59,134,210.40

Finding the Fourth Proportional to 108,693,481.19, 149,997,656.36 and 59,134,210.40

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Solution

The fourth proportional to 108,693,481.19, 149,997,656.36 and 59,134,210.40 is: 81,605,565.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,693,481.19 : 149,997,656.36 = 59,134,210.40 : x
  2. Step 2: Convert to fraction form
    108,693,481.19/149,997,656.36 = 59,134,210.40/x
  3. Step 3: Cross multiply
    108,693,481.19x = 149,997,656.36 × 59,134,210.40
  4. Step 4: Simplify right side
    108,693,481.19x = 8,869,992,971,221,969
  5. Step 5: Solve for x
    x = 8,869,992,971,221,969/108,693,481.19
  6. Step 6: Final answer
    x = 81,605,565.25

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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.