Home / 50,109,429-69,149,835.90-29,484,211.08

Finding the Fourth Proportional to 50,109,429, 69,149,835.90 and 29,484,211.08

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Solution

The fourth proportional to 50,109,429, 69,149,835.90 and 29,484,211.08 is: 40,687,519.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,109,429 : 69,149,835.90 = 29,484,211.08 : x
  2. Step 2: Convert to fraction form
    50,109,429/69,149,835.90 = 29,484,211.08/x
  3. Step 3: Cross multiply
    50,109,429x = 69,149,835.90 × 29,484,211.08
  4. Step 4: Simplify right side
    50,109,429x = 2,038,828,357,822,961.75
  5. Step 5: Solve for x
    x = 2,038,828,357,822,961.75/50,109,429
  6. Step 6: Final answer
    x = 40,687,519.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.