Home / 109,451,566.90-164,069,062.35-51,842,581.30

Finding the Fourth Proportional to 109,451,566.90, 164,069,062.35 and 51,842,581.30

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Solution

The fourth proportional to 109,451,566.90, 164,069,062.35 and 51,842,581.30 is: 77,712,580.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,451,566.90 : 164,069,062.35 = 51,842,581.30 : x
  2. Step 2: Convert to fraction form
    109,451,566.90/164,069,062.35 = 51,842,581.30/x
  3. Step 3: Cross multiply
    109,451,566.90x = 164,069,062.35 × 51,842,581.30
  4. Step 4: Simplify right side
    109,451,566.90x = 8,505,763,703,694,643
  5. Step 5: Solve for x
    x = 8,505,763,703,694,643/109,451,566.90
  6. Step 6: Final answer
    x = 77,712,580.50

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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.