Home / 143,112,208.20-214,668,312.30-97,762,576.20

Finding the Fourth Proportional to 143,112,208.20, 214,668,312.30 and 97,762,576.20

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Solution

The fourth proportional to 143,112,208.20, 214,668,312.30 and 97,762,576.20 is: 146,643,864.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,112,208.20 : 214,668,312.30 = 97,762,576.20 : x
  2. Step 2: Convert to fraction form
    143,112,208.20/214,668,312.30 = 97,762,576.20/x
  3. Step 3: Cross multiply
    143,112,208.20x = 214,668,312.30 × 97,762,576.20
  4. Step 4: Simplify right side
    143,112,208.20x = 20,986,527,238,954,148
  5. Step 5: Solve for x
    x = 20,986,527,238,954,148/143,112,208.20
  6. Step 6: Final answer
    x = 146,643,864.30

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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.