Home / 271,989,975.60-408,079,441.80-118,746,010.80

Finding the Fourth Proportional to 271,989,975.60, 408,079,441.80 and 118,746,010.80

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Solution

The fourth proportional to 271,989,975.60, 408,079,441.80 and 118,746,010.80 is: 178,160,263.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,989,975.60 : 408,079,441.80 = 118,746,010.80 : x
  2. Step 2: Convert to fraction form
    271,989,975.60/408,079,441.80 = 118,746,010.80/x
  3. Step 3: Cross multiply
    271,989,975.60x = 408,079,441.80 × 118,746,010.80
  4. Step 4: Simplify right side
    271,989,975.60x = 48,457,805,803,240,768
  5. Step 5: Solve for x
    x = 48,457,805,803,240,768/271,989,975.60
  6. Step 6: Final answer
    x = 178,160,263.80

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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.