Home / 130,283,410.70-195,425,116.05-66,449,708.30

Finding the Fourth Proportional to 130,283,410.70, 195,425,116.05 and 66,449,708.30

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Solution

The fourth proportional to 130,283,410.70, 195,425,116.05 and 66,449,708.30 is: 99,674,562.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,283,410.70 : 195,425,116.05 = 66,449,708.30 : x
  2. Step 2: Convert to fraction form
    130,283,410.70/195,425,116.05 = 66,449,708.30/x
  3. Step 3: Cross multiply
    130,283,410.70x = 195,425,116.05 × 66,449,708.30
  4. Step 4: Simplify right side
    130,283,410.70x = 12,985,941,956,016,148
  5. Step 5: Solve for x
    x = 12,985,941,956,016,148/130,283,410.70
  6. Step 6: Final answer
    x = 99,674,562.45

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Similar ratio
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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.