Home / 129,565,903.51-194,349,224.22-37,457,139.88

Finding the Fourth Proportional to 129,565,903.51, 194,349,224.22 and 37,457,139.88

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Solution

The fourth proportional to 129,565,903.51, 194,349,224.22 and 37,457,139.88 is: 56,185,816.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,565,903.51 : 194,349,224.22 = 37,457,139.88 : x
  2. Step 2: Convert to fraction form
    129,565,903.51/194,349,224.22 = 37,457,139.88/x
  3. Step 3: Cross multiply
    129,565,903.51x = 194,349,224.22 × 37,457,139.88
  4. Step 4: Simplify right side
    129,565,903.51x = 7,279,766,077,178,024
  5. Step 5: Solve for x
    x = 7,279,766,077,178,024/129,565,903.51
  6. Step 6: Final answer
    x = 56,185,816.48

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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.