Home / 130,246,626.55-195,328,460.62-42,787,842.52

Finding the Fourth Proportional to 130,246,626.55, 195,328,460.62 and 42,787,842.52

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Solution

The fourth proportional to 130,246,626.55, 195,328,460.62 and 42,787,842.52 is: 64,168,137.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,246,626.55 : 195,328,460.62 = 42,787,842.52 : x
  2. Step 2: Convert to fraction form
    130,246,626.55/195,328,460.62 = 42,787,842.52/x
  3. Step 3: Cross multiply
    130,246,626.55x = 195,328,460.62 × 42,787,842.52
  4. Step 4: Simplify right side
    130,246,626.55x = 8,357,683,412,682,582
  5. Step 5: Solve for x
    x = 8,357,683,412,682,582/130,246,626.55
  6. Step 6: Final answer
    x = 64,168,137.28

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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.