Home / 255,744,006.40-383,616,009.60-146,568,966.40

Finding the Fourth Proportional to 255,744,006.40, 383,616,009.60 and 146,568,966.40

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Solution

The fourth proportional to 255,744,006.40, 383,616,009.60 and 146,568,966.40 is: 219,853,449.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,744,006.40 : 383,616,009.60 = 146,568,966.40 : x
  2. Step 2: Convert to fraction form
    255,744,006.40/383,616,009.60 = 146,568,966.40/x
  3. Step 3: Cross multiply
    255,744,006.40x = 383,616,009.60 × 146,568,966.40
  4. Step 4: Simplify right side
    255,744,006.40x = 56,226,202,021,564,480
  5. Step 5: Solve for x
    x = 56,226,202,021,564,480/255,744,006.40
  6. Step 6: Final answer
    x = 219,853,449.60

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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.