Home / 130,674,590.90-196,017,295.80-38,558,327.14

Finding the Fourth Proportional to 130,674,590.90, 196,017,295.80 and 38,558,327.14

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Solution

The fourth proportional to 130,674,590.90, 196,017,295.80 and 38,558,327.14 is: 57,839,086.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,674,590.90 : 196,017,295.80 = 38,558,327.14 : x
  2. Step 2: Convert to fraction form
    130,674,590.90/196,017,295.80 = 38,558,327.14/x
  3. Step 3: Cross multiply
    130,674,590.90x = 196,017,295.80 × 38,558,327.14
  4. Step 4: Simplify right side
    130,674,590.90x = 7,558,099,016,554,549
  5. Step 5: Solve for x
    x = 7,558,099,016,554,549/130,674,590.90
  6. Step 6: Final answer
    x = 57,839,086.88

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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.