Home / 186,624,809.40-279,937,214.10-91,073,321.40

Finding the Fourth Proportional to 186,624,809.40, 279,937,214.10 and 91,073,321.40

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Solution

The fourth proportional to 186,624,809.40, 279,937,214.10 and 91,073,321.40 is: 136,609,982.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,809.40 : 279,937,214.10 = 91,073,321.40 : x
  2. Step 2: Convert to fraction form
    186,624,809.40/279,937,214.10 = 91,073,321.40/x
  3. Step 3: Cross multiply
    186,624,809.40x = 279,937,214.10 × 91,073,321.40
  4. Step 4: Simplify right side
    186,624,809.40x = 25,494,811,871,549,916
  5. Step 5: Solve for x
    x = 25,494,811,871,549,916/186,624,809.40
  6. Step 6: Final answer
    x = 136,609,982.10

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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.