Home / 300,118,538.44-414,241,442.58-169,813,929.16

Finding the Fourth Proportional to 300,118,538.44, 414,241,442.58 and 169,813,929.16

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Solution

The fourth proportional to 300,118,538.44, 414,241,442.58 and 169,813,929.16 is: 234,387,276.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,118,538.44 : 414,241,442.58 = 169,813,929.16 : x
  2. Step 2: Convert to fraction form
    300,118,538.44/414,241,442.58 = 169,813,929.16/x
  3. Step 3: Cross multiply
    300,118,538.44x = 414,241,442.58 × 169,813,929.16
  4. Step 4: Simplify right side
    300,118,538.44x = 70,343,966,985,416,320
  5. Step 5: Solve for x
    x = 70,343,966,985,416,320/300,118,538.44
  6. Step 6: Final answer
    x = 234,387,276.94

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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.