Home / 167,948,120.40-251,922,180.60-139,250,306.40

Finding the Fourth Proportional to 167,948,120.40, 251,922,180.60 and 139,250,306.40

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Solution

The fourth proportional to 167,948,120.40, 251,922,180.60 and 139,250,306.40 is: 208,875,459.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,948,120.40 : 251,922,180.60 = 139,250,306.40 : x
  2. Step 2: Convert to fraction form
    167,948,120.40/251,922,180.60 = 139,250,306.40/x
  3. Step 3: Cross multiply
    167,948,120.40x = 251,922,180.60 × 139,250,306.40
  4. Step 4: Simplify right side
    167,948,120.40x = 35,080,240,837,506,136
  5. Step 5: Solve for x
    x = 35,080,240,837,506,136/167,948,120.40
  6. Step 6: Final answer
    x = 208,875,459.60

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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.