Home / 84,242,957.40-126,376,245.90-33,113,084.40

Finding the Fourth Proportional to 84,242,957.40, 126,376,245.90 and 33,113,084.40

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Solution

The fourth proportional to 84,242,957.40, 126,376,245.90 and 33,113,084.40 is: 49,674,268.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,242,957.40 : 126,376,245.90 = 33,113,084.40 : x
  2. Step 2: Convert to fraction form
    84,242,957.40/126,376,245.90 = 33,113,084.40/x
  3. Step 3: Cross multiply
    84,242,957.40x = 126,376,245.90 × 33,113,084.40
  4. Step 4: Simplify right side
    84,242,957.40x = 4,184,707,296,641,854
  5. Step 5: Solve for x
    x = 4,184,707,296,641,854/84,242,957.40
  6. Step 6: Final answer
    x = 49,674,268.64

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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.