Home / 100,977,744.94-139,343,282.51-58,588,020.52

Finding the Fourth Proportional to 100,977,744.94, 139,343,282.51 and 58,588,020.52

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Solution

The fourth proportional to 100,977,744.94, 139,343,282.51 and 58,588,020.52 is: 80,847,983.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,977,744.94 : 139,343,282.51 = 58,588,020.52 : x
  2. Step 2: Convert to fraction form
    100,977,744.94/139,343,282.51 = 58,588,020.52/x
  3. Step 3: Cross multiply
    100,977,744.94x = 139,343,282.51 × 58,588,020.52
  4. Step 4: Simplify right side
    100,977,744.94x = 8,163,847,094,323,320
  5. Step 5: Solve for x
    x = 8,163,847,094,323,320/100,977,744.94
  6. Step 6: Final answer
    x = 80,847,983.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.