Home / 118,103,714.80-177,155,572.20-87,492,713.20

Finding the Fourth Proportional to 118,103,714.80, 177,155,572.20 and 87,492,713.20

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Solution

The fourth proportional to 118,103,714.80, 177,155,572.20 and 87,492,713.20 is: 131,239,069.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,103,714.80 : 177,155,572.20 = 87,492,713.20 : x
  2. Step 2: Convert to fraction form
    118,103,714.80/177,155,572.20 = 87,492,713.20/x
  3. Step 3: Cross multiply
    118,103,714.80x = 177,155,572.20 × 87,492,713.20
  4. Step 4: Simplify right side
    118,103,714.80x = 15,499,821,670,276,492
  5. Step 5: Solve for x
    x = 15,499,821,670,276,492/118,103,714.80
  6. Step 6: Final answer
    x = 131,239,069.80

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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.