Home / 186,028,802.20-279,043,203.30-56,635,384.60

Finding the Fourth Proportional to 186,028,802.20, 279,043,203.30 and 56,635,384.60

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Solution

The fourth proportional to 186,028,802.20, 279,043,203.30 and 56,635,384.60 is: 84,953,076.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,028,802.20 : 279,043,203.30 = 56,635,384.60 : x
  2. Step 2: Convert to fraction form
    186,028,802.20/279,043,203.30 = 56,635,384.60/x
  3. Step 3: Cross multiply
    186,028,802.20x = 279,043,203.30 × 56,635,384.60
  4. Step 4: Simplify right side
    186,028,802.20x = 15,803,719,138,911,490
  5. Step 5: Solve for x
    x = 15,803,719,138,911,490/186,028,802.20
  6. Step 6: Final answer
    x = 84,953,076.90

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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.