Home / 432,602,787.30-648,904,189.16-105,076,093.58

Finding the Fourth Proportional to 432,602,787.30, 648,904,189.16 and 105,076,093.58

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Solution

The fourth proportional to 432,602,787.30, 648,904,189.16 and 105,076,093.58 is: 157,614,142.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,602,787.30 : 648,904,189.16 = 105,076,093.58 : x
  2. Step 2: Convert to fraction form
    432,602,787.30/648,904,189.16 = 105,076,093.58/x
  3. Step 3: Cross multiply
    432,602,787.30x = 648,904,189.16 × 105,076,093.58
  4. Step 4: Simplify right side
    432,602,787.30x = 68,184,317,300,860,280
  5. Step 5: Solve for x
    x = 68,184,317,300,860,280/432,602,787.30
  6. Step 6: Final answer
    x = 157,614,142.36

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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.