Home / 186,624,701.60-279,937,052.40-65,468,400.80

Finding the Fourth Proportional to 186,624,701.60, 279,937,052.40 and 65,468,400.80

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Solution

The fourth proportional to 186,624,701.60, 279,937,052.40 and 65,468,400.80 is: 98,202,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,701.60 : 279,937,052.40 = 65,468,400.80 : x
  2. Step 2: Convert to fraction form
    186,624,701.60/279,937,052.40 = 65,468,400.80/x
  3. Step 3: Cross multiply
    186,624,701.60x = 279,937,052.40 × 65,468,400.80
  4. Step 4: Simplify right side
    186,624,701.60x = 18,327,031,145,293,800
  5. Step 5: Solve for x
    x = 18,327,031,145,293,800/186,624,701.60
  6. Step 6: Final answer
    x = 98,202,601.20

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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.