Home / 135,648,021.10-203,472,031.65-130,357,230.70

Finding the Fourth Proportional to 135,648,021.10, 203,472,031.65 and 130,357,230.70

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Solution

The fourth proportional to 135,648,021.10, 203,472,031.65 and 130,357,230.70 is: 195,535,846.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,648,021.10 : 203,472,031.65 = 130,357,230.70 : x
  2. Step 2: Convert to fraction form
    135,648,021.10/203,472,031.65 = 130,357,230.70/x
  3. Step 3: Cross multiply
    135,648,021.10x = 203,472,031.65 × 130,357,230.70
  4. Step 4: Simplify right side
    135,648,021.10x = 26,524,050,570,796,752
  5. Step 5: Solve for x
    x = 26,524,050,570,796,752/135,648,021.10
  6. Step 6: Final answer
    x = 195,535,846.05

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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.