Home / 130,824,521.60-196,265,507.52-38,701,047.68

Finding the Fourth Proportional to 130,824,521.60, 196,265,507.52 and 38,701,047.68

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Solution

The fourth proportional to 130,824,521.60, 196,265,507.52 and 38,701,047.68 is: 58,060,069.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,824,521.60 : 196,265,507.52 = 38,701,047.68 : x
  2. Step 2: Convert to fraction form
    130,824,521.60/196,265,507.52 = 38,701,047.68/x
  3. Step 3: Cross multiply
    130,824,521.60x = 196,265,507.52 × 38,701,047.68
  4. Step 4: Simplify right side
    130,824,521.60x = 7,595,680,764,470,919
  5. Step 5: Solve for x
    x = 7,595,680,764,470,919/130,824,521.60
  6. Step 6: Final answer
    x = 58,060,069.10

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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.