Home / 101,143,256.32-139,577,693.89-54,733,510.23

Finding the Fourth Proportional to 101,143,256.32, 139,577,693.89 and 54,733,510.23

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Solution

The fourth proportional to 101,143,256.32, 139,577,693.89 and 54,733,510.23 is: 75,532,244.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,143,256.32 : 139,577,693.89 = 54,733,510.23 : x
  2. Step 2: Convert to fraction form
    101,143,256.32/139,577,693.89 = 54,733,510.23/x
  3. Step 3: Cross multiply
    101,143,256.32x = 139,577,693.89 × 54,733,510.23
  4. Step 4: Simplify right side
    101,143,256.32x = 7,639,577,135,850,773
  5. Step 5: Solve for x
    x = 7,639,577,135,850,773/101,143,256.32
  6. Step 6: Final answer
    x = 75,532,244.20

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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.