Home / 255,636,005.10-383,454,007.65-158,701,166.70

Finding the Fourth Proportional to 255,636,005.10, 383,454,007.65 and 158,701,166.70

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Solution

The fourth proportional to 255,636,005.10, 383,454,007.65 and 158,701,166.70 is: 238,051,750.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,636,005.10 : 383,454,007.65 = 158,701,166.70 : x
  2. Step 2: Convert to fraction form
    255,636,005.10/383,454,007.65 = 158,701,166.70/x
  3. Step 3: Cross multiply
    255,636,005.10x = 383,454,007.65 × 158,701,166.70
  4. Step 4: Simplify right side
    255,636,005.10x = 60,854,598,389,845,720
  5. Step 5: Solve for x
    x = 60,854,598,389,845,720/255,636,005.10
  6. Step 6: Final answer
    x = 238,051,750.05

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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.