Home / 186,288,001.20-279,432,001.80-65,106,817.20

Finding the Fourth Proportional to 186,288,001.20, 279,432,001.80 and 65,106,817.20

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Solution

The fourth proportional to 186,288,001.20, 279,432,001.80 and 65,106,817.20 is: 97,660,225.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,288,001.20 : 279,432,001.80 = 65,106,817.20 : x
  2. Step 2: Convert to fraction form
    186,288,001.20/279,432,001.80 = 65,106,817.20/x
  3. Step 3: Cross multiply
    186,288,001.20x = 279,432,001.80 × 65,106,817.20
  4. Step 4: Simplify right side
    186,288,001.20x = 18,192,928,261,022,672
  5. Step 5: Solve for x
    x = 18,192,928,261,022,672/186,288,001.20
  6. Step 6: Final answer
    x = 97,660,225.80

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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.