Home / 187,536,000.51-258,799,680.72-105,029,785.26

Finding the Fourth Proportional to 187,536,000.51, 258,799,680.72 and 105,029,785.26

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Solution

The fourth proportional to 187,536,000.51, 258,799,680.72 and 105,029,785.26 is: 144,941,103.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,536,000.51 : 258,799,680.72 = 105,029,785.26 : x
  2. Step 2: Convert to fraction form
    187,536,000.51/258,799,680.72 = 105,029,785.26/x
  3. Step 3: Cross multiply
    187,536,000.51x = 258,799,680.72 × 105,029,785.26
  4. Step 4: Simplify right side
    187,536,000.51x = 27,181,674,890,853,016
  5. Step 5: Solve for x
    x = 27,181,674,890,853,016/187,536,000.51
  6. Step 6: Final answer
    x = 144,941,103.67

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1.5x scale

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.