Home / 172,962,445.60-238,688,171.28-94,645,996.12

Finding the Fourth Proportional to 172,962,445.60, 238,688,171.28 and 94,645,996.12

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Solution

The fourth proportional to 172,962,445.60, 238,688,171.28 and 94,645,996.12 is: 130,611,472.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,962,445.60 : 238,688,171.28 = 94,645,996.12 : x
  2. Step 2: Convert to fraction form
    172,962,445.60/238,688,171.28 = 94,645,996.12/x
  3. Step 3: Cross multiply
    172,962,445.60x = 238,688,171.28 × 94,645,996.12
  4. Step 4: Simplify right side
    172,962,445.60x = 22,590,879,732,856,776
  5. Step 5: Solve for x
    x = 22,590,879,732,856,776/172,962,445.60
  6. Step 6: Final answer
    x = 130,611,472.65

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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.