Home / 177,836,915.37-245,440,613.70-102,468,808.47

Finding the Fourth Proportional to 177,836,915.37, 245,440,613.70 and 102,468,808.47

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Solution

The fourth proportional to 177,836,915.37, 245,440,613.70 and 102,468,808.47 is: 141,421,746.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,836,915.37 : 245,440,613.70 = 102,468,808.47 : x
  2. Step 2: Convert to fraction form
    177,836,915.37/245,440,613.70 = 102,468,808.47/x
  3. Step 3: Cross multiply
    177,836,915.37x = 245,440,613.70 × 102,468,808.47
  4. Step 4: Simplify right side
    177,836,915.37x = 25,150,007,235,984,556
  5. Step 5: Solve for x
    x = 25,150,007,235,984,556/177,836,915.37
  6. Step 6: Final answer
    x = 141,421,746.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.