Home / 151,182,431.20-226,773,646.80-102,809,490.40

Finding the Fourth Proportional to 151,182,431.20, 226,773,646.80 and 102,809,490.40

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Solution

The fourth proportional to 151,182,431.20, 226,773,646.80 and 102,809,490.40 is: 154,214,235.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,182,431.20 : 226,773,646.80 = 102,809,490.40 : x
  2. Step 2: Convert to fraction form
    151,182,431.20/226,773,646.80 = 102,809,490.40/x
  3. Step 3: Cross multiply
    151,182,431.20x = 226,773,646.80 × 102,809,490.40
  4. Step 4: Simplify right side
    151,182,431.20x = 23,314,483,063,657,592
  5. Step 5: Solve for x
    x = 23,314,483,063,657,592/151,182,431.20
  6. Step 6: Final answer
    x = 154,214,235.60

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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.