Home / 238,240,011.20-357,417,467.46-82,771,191.27

Finding the Fourth Proportional to 238,240,011.20, 357,417,467.46 and 82,771,191.27

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Solution

The fourth proportional to 238,240,011.20, 357,417,467.46 and 82,771,191.27 is: 124,176,746.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,240,011.20 : 357,417,467.46 = 82,771,191.27 : x
  2. Step 2: Convert to fraction form
    238,240,011.20/357,417,467.46 = 82,771,191.27/x
  3. Step 3: Cross multiply
    238,240,011.20x = 357,417,467.46 × 82,771,191.27
  4. Step 4: Simplify right side
    238,240,011.20x = 29,583,869,562,370,656
  5. Step 5: Solve for x
    x = 29,583,869,562,370,656/238,240,011.20
  6. Step 6: Final answer
    x = 124,176,746.86

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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.