Home / 237,788,291.40-356,682,437.10-108,648,128.40

Finding the Fourth Proportional to 237,788,291.40, 356,682,437.10 and 108,648,128.40

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Solution

The fourth proportional to 237,788,291.40, 356,682,437.10 and 108,648,128.40 is: 162,972,192.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,788,291.40 : 356,682,437.10 = 108,648,128.40 : x
  2. Step 2: Convert to fraction form
    237,788,291.40/356,682,437.10 = 108,648,128.40/x
  3. Step 3: Cross multiply
    237,788,291.40x = 356,682,437.10 × 108,648,128.40
  4. Step 4: Simplify right side
    237,788,291.40x = 38,752,879,224,065,728
  5. Step 5: Solve for x
    x = 38,752,879,224,065,728/237,788,291.40
  6. Step 6: Final answer
    x = 162,972,192.60

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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.