Home / 375,983,668.92-563,847,763.86-130,282,977.72

Finding the Fourth Proportional to 375,983,668.92, 563,847,763.86 and 130,282,977.72

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Solution

The fourth proportional to 375,983,668.92, 563,847,763.86 and 130,282,977.72 is: 195,380,203.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,983,668.92 : 563,847,763.86 = 130,282,977.72 : x
  2. Step 2: Convert to fraction form
    375,983,668.92/563,847,763.86 = 130,282,977.72/x
  3. Step 3: Cross multiply
    375,983,668.92x = 563,847,763.86 × 130,282,977.72
  4. Step 4: Simplify right side
    375,983,668.92x = 73,459,765,656,444,208
  5. Step 5: Solve for x
    x = 73,459,765,656,444,208/375,983,668.92
  6. Step 6: Final answer
    x = 195,380,203.26

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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.