Home / 118,688,320.20-178,008,860.70-57,277,360.20

Finding the Fourth Proportional to 118,688,320.20, 178,008,860.70 and 57,277,360.20

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Solution

The fourth proportional to 118,688,320.20, 178,008,860.70 and 57,277,360.20 is: 85,904,641.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,688,320.20 : 178,008,860.70 = 57,277,360.20 : x
  2. Step 2: Convert to fraction form
    118,688,320.20/178,008,860.70 = 57,277,360.20/x
  3. Step 3: Cross multiply
    118,688,320.20x = 178,008,860.70 × 57,277,360.20
  4. Step 4: Simplify right side
    118,688,320.20x = 10,195,877,633,105,524
  5. Step 5: Solve for x
    x = 10,195,877,633,105,524/118,688,320.20
  6. Step 6: Final answer
    x = 85,904,641.80

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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.