Home / 186,624,008.40-279,936,012.60-160,645,947.60

Finding the Fourth Proportional to 186,624,008.40, 279,936,012.60 and 160,645,947.60

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Solution

The fourth proportional to 186,624,008.40, 279,936,012.60 and 160,645,947.60 is: 240,968,921.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,008.40 : 279,936,012.60 = 160,645,947.60 : x
  2. Step 2: Convert to fraction form
    186,624,008.40/279,936,012.60 = 160,645,947.60/x
  3. Step 3: Cross multiply
    186,624,008.40x = 279,936,012.60 × 160,645,947.60
  4. Step 4: Simplify right side
    186,624,008.40x = 44,970,586,011,492,544
  5. Step 5: Solve for x
    x = 44,970,586,011,492,544/186,624,008.40
  6. Step 6: Final answer
    x = 240,968,921.40

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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.