Home / 255,744,047.40-383,616,071.10-146,569,007.40

Finding the Fourth Proportional to 255,744,047.40, 383,616,071.10 and 146,569,007.40

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Solution

The fourth proportional to 255,744,047.40, 383,616,071.10 and 146,569,007.40 is: 219,853,511.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,744,047.40 : 383,616,071.10 = 146,569,007.40 : x
  2. Step 2: Convert to fraction form
    255,744,047.40/383,616,071.10 = 146,569,007.40/x
  3. Step 3: Cross multiply
    255,744,047.40x = 383,616,071.10 × 146,569,007.40
  4. Step 4: Simplify right side
    255,744,047.40x = 56,226,226,763,814,832
  5. Step 5: Solve for x
    x = 56,226,226,763,814,832/255,744,047.40
  6. Step 6: Final answer
    x = 219,853,511.10

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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.