Home / 109,451,566.40-164,069,061.60-51,842,580.80

Finding the Fourth Proportional to 109,451,566.40, 164,069,061.60 and 51,842,580.80

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Solution

The fourth proportional to 109,451,566.40, 164,069,061.60 and 51,842,580.80 is: 77,712,579.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,451,566.40 : 164,069,061.60 = 51,842,580.80 : x
  2. Step 2: Convert to fraction form
    109,451,566.40/164,069,061.60 = 51,842,580.80/x
  3. Step 3: Cross multiply
    109,451,566.40x = 164,069,061.60 × 51,842,580.80
  4. Step 4: Simplify right side
    109,451,566.40x = 8,505,763,582,778,176
  5. Step 5: Solve for x
    x = 8,505,763,582,778,176/109,451,566.40
  6. Step 6: Final answer
    x = 77,712,579.75

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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.