Home / 195,712,889.20-293,796,004.20-105,013,625.20

Finding the Fourth Proportional to 195,712,889.20, 293,796,004.20 and 105,013,625.20

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Solution

The fourth proportional to 195,712,889.20, 293,796,004.20 and 105,013,625.20 is: 157,642,062.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,712,889.20 : 293,796,004.20 = 105,013,625.20 : x
  2. Step 2: Convert to fraction form
    195,712,889.20/293,796,004.20 = 105,013,625.20/x
  3. Step 3: Cross multiply
    195,712,889.20x = 293,796,004.20 × 105,013,625.20
  4. Step 4: Simplify right side
    195,712,889.20x = 30,852,583,470,316,424
  5. Step 5: Solve for x
    x = 30,852,583,470,316,424/195,712,889.20
  6. Step 6: Final answer
    x = 157,642,062.29

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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.