Home / 305,112,626.60-457,647,944.70-97,848,012.20

Finding the Fourth Proportional to 305,112,626.60, 457,647,944.70 and 97,848,012.20

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Solution

The fourth proportional to 305,112,626.60, 457,647,944.70 and 97,848,012.20 is: 146,765,285.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,112,626.60 : 457,647,944.70 = 97,848,012.20 : x
  2. Step 2: Convert to fraction form
    305,112,626.60/457,647,944.70 = 97,848,012.20/x
  3. Step 3: Cross multiply
    305,112,626.60x = 457,647,944.70 × 97,848,012.20
  4. Step 4: Simplify right side
    305,112,626.60x = 44,779,941,676,310,528
  5. Step 5: Solve for x
    x = 44,779,941,676,310,528/305,112,626.60
  6. Step 6: Final answer
    x = 146,765,285.25

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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.