Home / 181,860,960.90-272,963,903.72-112,564,147.62

Finding the Fourth Proportional to 181,860,960.90, 272,963,903.72 and 112,564,147.62

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Solution

The fourth proportional to 181,860,960.90, 272,963,903.72 and 112,564,147.62 is: 168,952,968.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,860,960.90 : 272,963,903.72 = 112,564,147.62 : x
  2. Step 2: Convert to fraction form
    181,860,960.90/272,963,903.72 = 112,564,147.62/x
  3. Step 3: Cross multiply
    181,860,960.90x = 272,963,903.72 × 112,564,147.62
  4. Step 4: Simplify right side
    181,860,960.90x = 30,725,949,152,706,724
  5. Step 5: Solve for x
    x = 30,725,949,152,706,724/181,860,960.90
  6. Step 6: Final answer
    x = 168,952,968.25

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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.