Home / 130,277,077.30-195,421,900.39-42,836,658.36

Finding the Fourth Proportional to 130,277,077.30, 195,421,900.39 and 42,836,658.36

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Solution

The fourth proportional to 130,277,077.30, 195,421,900.39 and 42,836,658.36 is: 64,257,053.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,277,077.30 : 195,421,900.39 = 42,836,658.36 : x
  2. Step 2: Convert to fraction form
    130,277,077.30/195,421,900.39 = 42,836,658.36/x
  3. Step 3: Cross multiply
    130,277,077.30x = 195,421,900.39 × 42,836,658.36
  4. Step 4: Simplify right side
    130,277,077.30x = 8,371,221,183,068,380
  5. Step 5: Solve for x
    x = 8,371,221,183,068,380/130,277,077.30
  6. Step 6: Final answer
    x = 64,257,053.94

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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.