Home / 195,420,242.16-293,187,096.45-78,775,401.06

Finding the Fourth Proportional to 195,420,242.16, 293,187,096.45 and 78,775,401.06

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Solution

The fourth proportional to 195,420,242.16, 293,187,096.45 and 78,775,401.06 is: 118,185,971.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,420,242.16 : 293,187,096.45 = 78,775,401.06 : x
  2. Step 2: Convert to fraction form
    195,420,242.16/293,187,096.45 = 78,775,401.06/x
  3. Step 3: Cross multiply
    195,420,242.16x = 293,187,096.45 × 78,775,401.06
  4. Step 4: Simplify right side
    195,420,242.16x = 23,095,931,108,465,652
  5. Step 5: Solve for x
    x = 23,095,931,108,465,652/195,420,242.16
  6. Step 6: Final answer
    x = 118,185,971.18

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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.