Home / 186,624,198.60-279,852,317.10-71,570,502.60

Finding the Fourth Proportional to 186,624,198.60, 279,852,317.10 and 71,570,502.60

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Solution

The fourth proportional to 186,624,198.60, 279,852,317.10 and 71,570,502.60 is: 107,323,547.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,198.60 : 279,852,317.10 = 71,570,502.60 : x
  2. Step 2: Convert to fraction form
    186,624,198.60/279,852,317.10 = 71,570,502.60/x
  3. Step 3: Cross multiply
    186,624,198.60x = 279,852,317.10 × 71,570,502.60
  4. Step 4: Simplify right side
    186,624,198.60x = 20,029,170,988,621,576
  5. Step 5: Solve for x
    x = 20,029,170,988,621,576/186,624,198.60
  6. Step 6: Final answer
    x = 107,323,547.21

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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.